(In each section, newest items listed first.)
Search for items in this category:
- wiki page:
- Tanning beds and Vitamin D - many studies
- Adding UVB and heat to fish waste found to produce Vitamin D – April 2024
- Your body needs sunshine for health - even Australia agrees
- How to safely get Vitamin D at home from a UV lamp or LED
- UV helps your health in 17 ways, the production of Vitamin D is just one of them – March 2024
- Seniors get about 4X less vitamin D from the sun or UVB
- UV reduces cardiovascular and metabolic problems– Vitamin D plus Nitric oxide – Sept 2023
- Myopia not related to Vitamin D if assume same D generated any time of the day - Sept 2023
- Multiple Sclerosis treated equally by UVB and weekly 50,000 IU of Vitamin D – RCT July 2023
- Light improves health by more than just Vitamin D - April 2022
- UVB not help chickens much (no surprise – shined on feathers, not legs) – March 2023
- COVID and other Virus fought by UV - many studies
- Vitamin D winter lasts from 4 to 215 days in Europe – Dec 2022
- More UVB results in more Vitamin D (chimps in zoos in this case) – Oct 2022
- Best psoriasis treatment was combo of Vitamin D, UVA, and Calcium – meta-analysis Jan 2022
- 3.3 X more likely to be Vitamin D deficient if wear long-sleeves – Oct 2022
- Ultra-low UV LED added to office desk lamp would add 7 ng to winter Vitamin D levels – RCT Oct 2022
- Model discovered: More UV, less COVID (many excellent charts) – Sept 2022
- COVID hospital deaths reduced 2X by 8 days of UVB – pilot RCT May 2022
- UV and COVID: Prevention and perhaps treatment
- Most air pollutions reduce Vitamin D (PM2.5 is worst) – June 2021
- Air pollution decreases Vitamin D levels (while pregnant in this case) – July 2022
- Skin Aging and Vitamin D - many studies
- Mutiple Sclerosis half as likely in children spending 30 to 60 minutes per day in the sun – Dec 2021
- Vitamin D from the sun reduces the risk of internal cancers, but increases some skin cancers – Nov 2021
- 11 percent fewer COVID-19 deaths if lockdowns had allowed sunshine – Nov 2021
- COVID-19 deaths - 30 percent fewer if high UVA (US, etc) – Aug 2021
- 4th highest county in the US has a very low COVID-19 rate (high UV, high vitamin D)
- Gastric Cancer, Vitamin D, VDR, UV - many studies
- One group of coal miners had surprising high Vitamin D levels in Sept (suspect low-cost UVB) – Sept 2021
- Vitamin D production after UVB exposure – A comparison of exposed skin regions – Feb 2015
- Low Vitamin D if little UVB, supplementation helps (Antarctica) – meta-analysis Dec 2021
- Vitiligo associated with low vitamin D (Note: Vit. D and UV has treated it for over a decade) – meta-analysis March 2021
- Some cancer rates are reduced when live at high altitude, but other cancers increase after a few generations – March 2021
- UVB Kiosk used for 10 weeks raised Vitamin D level the same as a 25 cents pill - Jan 2021
- COVID-19 onset strongly associated with latitude in Europe (Vitamin D)– Jan 21, 2021
- Book: Sunlight, UV, Vitamin D and Receptor, Skin and other Cancers - Dec 2020
- UV provides the best explanation of COVID-19 variation in Italy (74 pcnt) – Nov 2020
- More UVB, less Coronavirus – including SARS-CoV-2 – Aug 2020
- Less COVID-19 at high altitude due to more Vitamin D or other possible reasons – July 2020
- Far fewer COVID-19 deaths in the summer (Europe, Canada)
- Health benefit of Sunlight is more than Vitamin D in the blood - many studies
- UVB phototherapy (which increases Vitamin D and VDR) decreased risk of many heart and stroke problems – July 2020
- High-altitude Cusco, Peru has far lower rate of COVID-19 than others (high UVB and Vitamin D) - June 2020
- Vitamin D genes vary with UVB in Europe, Africa, Asia – March 2020
- Influenza Virus aerosols killed by 10 minutes of sunlight (far faster if use UV-C) – Nov 2019
- Influenza Virus aerosols killed by 10 minutes of sunlight (faster if use UVB, UVCC– Nov 2019
- One UV lamp produced the most vitamin D and NO with the least DNA damage – Jan 2020
- Breast Cancer risk reduced 17 percent by 1 hour of daily summer sun – meta-analysis Jan 2020
- More Cancer if less sun – model adding climate helps (need additional factors) – Nov 2019
- Sun reduces risk of Multiple Sclerosis via both Vitamin D and another way – Dec 2019
- Chicken bones, eggs, and activated vitamin D in eggs increased with 2 hours of daily UVB – Dec 2019
- Sunlight – a hero, then a villain, now a hero again – July 2019
- PM2.5 pollution associated with 9 types of deaths (all associated with low Vitamin D) – Nov 2019
- Good gut diversity if Ultraviolet Light or if supplement with Vitamin D– Oct 2019
- UV helped EAE mice (MS) designed to not respond to Vitamin D – Oct 2019
- Vitamin D from UV LEDs – US patent application – Oct 2019
- Women wearing hijab in tropics need at least 1 hour noon sun daily in summer – June 2019
- IBD and UV dissertation - 2019
- UV has treated psoriasis for over a century, guidelines finally agreed upon – Aug 2019
- Vitamin D in eggs increased 4X after UV lighting near legs was added – April 2019
- Air pollution associated with 45 percent increased risk of Vitamin D deficiency while pregnant – Aug 2019
- More UV during first trimester, less Osteoporosis in offspring – June 2019
- Poor responses to UV and Vitamin D were correlated to just 4 poor genes – June 2019
- Non-Hodgkin Lymphoma 20 percent more likely if low UV – meta-analysis April 2019
- Sunscreen (SPF-30) slightly increased the vitamin D from UVB – RCT Jan 2019
- Low Vitamin D if low UV (Pregnant Japanese, 2012) – March 2019
- Make your own UVB Vitamin D lamp for 40 dollars - Jan 2019
- Parkinson’s patients 50X less likely to get even a little sun– meta-analysis Jan 2019
- Response to UV varies more with pigment genes and age than skin color – Jan 2019
- Ultraviolet light kills cold and flu viruses, and generates Vitamin D in the skin
- The Greatest Public Health Mistake of the 20th Century (sunscreen block Vitamin D) - 2017
- Photobiology of Vitamin D – free chapter in book – Holick 2010
- Vitamin D Receptor in vitiligo skin activated by UVB – May 2018
- More UVB at 12th week of pregnancy associated with less Juvenile Idiopathic Arthritis – Oct 2018
- Ultraviolet light (like Vitamin D) is great, especially while pregnant – Aug 2018
- Insects create Vitamin D from light (similar to most animals) – July 2018
- Vitamin D produced by hands and face is 8X more than elsewhere – Feb 2018
- Multiple Sclerosis 2X more likely if low winter UV – June 2018
- Embrace the Sun – benefits of the sun throughout the day and year – book June 2018
- Spring sunshine in snowy Finland normalized Vitamin D levels to 36 nanograms – 2017
- Multiple Sclerosis half as likely if get plenty of sunshine (not a news item) – March 2018
- Household chemicals found to be the source of half of urban pollution (and thus decreased urban vitamin D) – Feb 2018
- UV is one of the ways to increase Vitamin D levels, even with poor kidney – Jan 2018
- Clinically Isolated Syndrome progresses to Multiple Sclerosis, unless UVB treatments – RCT Dec 2017
- Ultraviolet Light in Human Health, Diseases and Environment - book 2017
- Exposing some blood to Ultraviolet light has treated various health problems, then antibiotics came along – April 2016
- UVB improvements to Vitamin D receptor appear to improve melanoma survival – Oct 2017
- UV LEDs (293 nm) produce the more Vitamin D in skin than 290-305 nm UVB – Sept 2017
- Ultraviolet light (which produces vitamin D) decreased the use of psoriasis drugs for a year – Aug 2017
- Vitamin D and Sun conference – Germany June 2017
- Each hour of outdoor work in India increased vitamin D levels by 2 nanograms – March 2017
- UVB annual US - 1978-2014
- Sunburning reduced by 200,000 IU of Vitamin D – RCT April 2017
- UVB 50 percent more response in obese than normal weight (other study disagrees) – Feb 2017
- UVA causes skin cancer, perhaps UVB (Vitamin D) prevents skin cancer – Jan 2017
- More UV and vitamin D, less infectious disease – Jan 2017
- Health benefits of non-burning exposure to UV light – Jan 2017
- Phototherapy and vitamin D – Sept 2016
- Multiple Sclerosis suppressed by an Ultraviolet wavelength not associated with Vitamin D (mice) – Nov 2016
- The risks and benefits of sun exposure – Holick Oct 2016
- A short history of phototherapy, vitamin D and skin disease – Nov 2016
- Atherosclerosis prevented by Ultraviolet light (UVB in mice) – Oct 2016
- The UVB–vitamin D3–pigment hypothesis is alive and well (behind short paywall) - Aug 2016
- UV lamps were used in WWII bunkers
- Vitamin D review – Oct 2016
- Multiple Sclerosis helped by UV – possibly via cytokines, etc. – Oct 2015
- 3 tanning sessions raised vitamin D levels about 4 nanograms for about 4 weeks – July 2016
- Large variability in response to UV (more than response to oral Vitamin D) – March 2016
- Skin cancer (in mice) due to UV was prevented by vitamin D (active, topical) – June 2016
- Vitamin D produced in pig skin by 296 nmeter UV-LEDs – May 2016
- Many wavelengths of light provide health benefits, not just UV – March 2016
- Low UVB (thus low Vitamin D) is linked to many diseases – Grant Jan 2016
- Psoriasis decreased and vitamin D increased with home UV lamp – March 2015
- Stronger bones if get UVB (vitamin D) when young – in storks as well – Dec 2015
- UVB LED bracelet might produce 600 IU of vitamin D in 1 minute – Nov 2015
- Tanning bed twice a month slightly increased vitamin D levels during the winter – RCT Nov 2015
- Sun is better than UV, which is better than Vitamin D
- Ultraviolet B needed for indoor cows to have enough vitamin D in milk – June 2015
- Risks and benefits of UV radiation in older people: More of a friend than a foe - May 2015
- Extreme preterm survival 30 percent less likely if little sunshine 23-28 weeks – June 2015
- The sun provides more health benefit than vitamin D – Dr. Lucas podcast – May 2015
- Hypothesis – Multiple Sclerosis risk increases with low UV, viral infections, and antibiotics in childhood – March 2015
- Less sun means more disease -Grant, Holick, Cannell, et al Feb 2015
- Light (especially UV) and Health conference – Germany June 2015
- UV (perhaps Nitric Oxide) better than vitamin D at preventing obesity in rats on a high-fat diet – Nov 2014
- Another vitamin D meter fails to distinguish UVB from UVA – Violet – Dec 2014
- UV – adverse and beneficial effects – review Nov 2014
- Yet another UV monitor for vitamin D to avoid – Sunsprite
- NB UVB increased vitamin D levels while decreasing psoriasis and CYP27A1 – March 2014
- Many other anti-cancer photoproducts generated on the skin in addition to vitamin D – Jan 2014
- Heliotherapy treated children – 1926
- UVB increases vitamin D even if poor kidney by changing CYP27B1 genes in skin – Dec 2013
- Darker skins generated much less vitamin D from a single UVB dose – Nov 2013
- Getting Vitamin D into your body
- Vitiligo (loss of skin pigment) treated by narrowband UVB
- IBD more likely in areas with low UV ( and thus low vitamin D) – June 2014
- A wrist-watch which measures UVA plus UVB - should NOT be used to increase vitamin D - June 2014
- Less intestinal cancer in mice if add vitamin D, but even less with ultraviolet light – June 2014
- How UVB reduces autoimmune diseases such as Multiple Sclerosis – April 2014
- 40 percent less likely to gain weight if live at high altitude (no mention of UVB nor vitamin D) – April 2014
- UVB Global average radiation (Australia is not highlighted)
- UVB effects on genes of those with and without Psoriasis – April 2014
- Does Less Sun mean More Disease
- Australian shade audits finds UV typically reduced by only 2X to 8X – Jan 2014
- UV Maps, US etc
- Eczema not reduced in small study which used narrowband UVB to raise vitamin D levels – Feb 2014
- Environmental factors that influence the cutaneous production of vitamin D – Holick 1995
- Cancer incidence in 87 countries is related to food, smoking, alcohol, GDP, and UVB - Jan 2014
- Diverticulitis less likely AND less severe if high level of vitamin D – Dec 2013
- UV Radiation and the Skin June 2013
- SOLAR ultraviolet radiation and vitamin D: a historical perspective – Aug 2007
- UVB improved vitamin D levels in 3 diseases, controls improved more – PHD Nov 2013
- UV, sunshine, and vitamin D (87 charts) - Holick March 2013
- 4 uses of tanning beds per year did not reduce rate of internal cancers – Oct 2013
- Colorado has the best UV (and thus best health) in the US
- Fewer heart attacks, hip fractures and deaths if more skin cancer – Sept 2013
- Eye cancer and UV – Review of controversy – Sept 2013
- Speculation on additional sources of vitamin D: UVC, Xray, plants – Sept 2013
- Air conditioning has not totally canceled the latitude effective in the US yet – July 2013
- UVB on legs of chickens resulted in 70 IU vitamin D per egg yoke – July 2013
- UVA decreased vitamin D levels (again) – July 2013
- Vitamin D seasonality is a function of amount of atmosphere in the way – June 2013
- 68 percent got vitamin D above 40 ng by regular use of tanning bed - July 2013
- Vitamin D produced by UVB – June 2013
- UV decreases Multiple Sclerosis via cis-urocanic acid (and via vitamin D) – June 2013
- Dermatologists view of UV radiation and the Skin – June 2013
- UV workshops in New Zealand
- Those low on vitamin D get the most sunbed benefit – April 2013
- UV and Vitamin D with in vitro model – PhD WJ Olds 2010
- Some childhood cancer 30% less likely in parts of California with more UVB – April 2013
- UVA decreased serum levels of vitamin D - RCT Oct 2012
- Tuberculosis varies with UVB in Australia - March 2013
- Texas company claimed tanning beds prevent cancer – had to pay 142,000 dollar fine – March 2013
- 20 percent less Rheumatoid Arthritis if got lots of sunshine – Feb 2013
- UVB added in classroom reduced cavities, increased height, increased academics. etc
- Top UK soccer coach installed vitamin D booths in his club – Dec 2012
- Interview with transcript concerning UVA, UVB, and health – Grant Dec 2012
- The sun appears better at reducing incidence of some cancers than vitamin D – Dec 2012
- Getting sunshine improves your health provided you do not sunburn - Grant Dec 2012
- Solar UVB reduces Cancer Risk – Grant, Jan 2013
- UV and D
- A review of the evidence regarding the solar ultraviolet-B-vitamin D-cancer hypothesis - Oct 2012
- Vitamin D protects mouse from skin cancer – Sept 2012
- Vitamin D protects DNA against UV skin damage – 5 studies 2012-2013
- UV improves immune system without increasing vitamin D levels in male mice – Sept 2012
- Benefits of sun are more than vitamin D – 2008
- Intense UV damages cadaver skin– Oct 2012
- UVB 3X per week raise vitamin D levels more than did 1600 IU daily – Aug 2012
- Too much UVB: skin cancer, too little UVB: other cancers due to low vitamin D – April 2012
- Vitamin D from low-cost UVB lamps
- Vitamin D from the sun without the heat (silver-coated plexiglass)
- UVB produced 8X more vitamin D as solar UV – July 2012
- Vitamin D from phototherapy lamps, tanning beds, and the sun – Jan 2012
- Solar UV Doses of Adult Americans and Vitamin D3 Production – Dec 2011
- Hypothesis: Sun provides more than vitamin D – June 2012
- Beneficial effects of UV radiation other than via vitamin D production – June 2012
- More UVB is associated with less cancer – study of 450,000 people – April 2012
- Macular Degeneration decreased with UV and perhaps Vitamin D genetics– Oct 2011
- Possible DNA damage of skin if vitamin D levels less than 20 nanograms – April 2012
- Is the UVB action spectrum for vitamin D correct – no vitamin D winter - 2010
- Tanning bed, like vitamin D supplements, has non-linear relationship with blood levels – Dec 2011
- Even small amounts of UVB result in increased vitamin D levels – March 2012
- UVA from some tanning beds and most windows decrease vitamin D blood levels – March 2012
- Even cows need more than 90 minutes in the sun each day – Feb 2012
- 1 watt optical output UVB LED array – Feb 2012
- MS prevention by UV is 2X better than prevention by vitamin D levels – Jan 2012
- Getting little UV is associated with 15 types of Cancer – Jan 2012
- Lack of health insurance varies with latitude - inversely with UV
- Lack of solar UVB in US is associated with some Cancers - 2006
- Psoriasis treatment by narrowband UV B – review Nov 2010
- Metabolic Syndrome reduced 2X after one year of more sunlight - Nov 2011
- Use of tanning beds would reduce associated deaths by 10X – Oct 2011
- UV every two weeks maintains summer vitamin D level – RCT Oct 2011
- UV far from the equator – Oct 2011
- Overview UV and vitamin D
- Health and Light - Ott 1973
- Perhaps UV is Addicting
- There is more in UV than vitamin D which suppresses MS in mice – April 2010
- UV produces more than vitamin D – Aug 2011
- Living in areas with more UV decreased lymph problems by 42 percent – Aug 2011
- Some cancer due to low UV – Grant – April 2010
- In Defence of the Sun – reduce 400000 premature deaths – 2009
- Low UVB countries have higher leukemia rates – July 2011
- Ultraviolet Radiation and the Anterior Eye – June 2011
- Wear glasses when getting vitamin D from the sun – June 2011
- Less UV: 2X more breast cancer – June 2011
- 2200X more problems from no UVB than too much UVB - WHO 2006
- Plants and UVB
- For small amounts of sunshine the amount of skin exposed may not matter – Jan 2011
- Hypothesis – UV treat epilepsy – Feb 2011
- Reptiles ate as well with all UV sources – Jan 2011
- Cystic Fibrosis - vitamin D level in blood varies with UV – Jan 2011
- Weekly UV almost doubled elderly Vitamin D levels – Dec 2010
- Lack of UV 20X more associated with MS than any other variable – Dec 2010
- Perhaps more benefits from UV than just vitamin D - 2006
- UV overview at WHO -with infographic
- Prototype armband measures amount of UV - Oct 2010
- Another vitamin D lamp to be developed in 2011
- UV spectra of the sun and sunscreens
- Brain cancer in 175 countries related to low UVB and low vitamin D – Oct 2010
- UV spectra to produce vitamin D
- Vitamin D bulb for use in the home - or perhaps office
- UV in cloudy conditions – Sept 2010
- Air pollution reduces UV and thus vitamin D - Aug 2010
- Overview Skin and vitamin D
- UV provides 2000 X more benefit than problem – 2006
- Hypothesis: UVA through window glass decreases vitamin D - 2009
- Increased ozone probably decreases vitamin D – 2008
- Opinion: sun better than UV better than vitamin D
- Hypothesis - more in sunshine than vitamin D to reduce MS – Feb 2010
- MS UV and Vitamin D – 2009
- UV and Vitamin D calculators
- Lack of UV increased offspring MS - April 2010
- Hypothesis on UVB and solar cycle - July 2010
- WHO analysis of optimal UV - 2006
- Some fish can see in UV – Feb 2010
- Vitamin D and UV safe and toxic doses - Vieth 1999
- Recommendations to elderly- avoid UV but take vitamin D – May 2010
- UV dosimeters are being developed – similar to nuclear radiation dosimeters – June 2010
- Citrus peel absorbs 3X more pulsed UVB in summer – 2008
- China has documented that less UV results in more cancer – June 2010
- Photoprotection and vitamin D status - not much news
- UVB increased Vitamin D2 in mushrooms
- Study Suggests Indoor Tanning Boosts Chances of Melanoma
- 4X variation in UV over the 11 year solar cycle
- Most sunscreens actually increase the growth of skin cancer - May 2010
- Mouse MS: UVB but not Vitamin D reduced incidence - April 2010
- UPF = SPF for clothing
- Grassroots PDF and video updates May and June 2010
- 50 seconds in front of 8 UVB tubes will boost vit D May 2010
- UVB and vitamin D inversely associated with pancreatic cancer April 2010
- Refinement of rule of 1/4 MED for 1000 IU
- Tanning beds UVB vary by 4X
- Shade reduces UV by 3X at noon
- Air Pollution reduces Vitamin D
- UV meters
- Wrinkles and UVB
- UVB suppresses skin immunity - Feb 2010
- Snow blindness From Wikipedia
- Do UVA and UVB affect the body in different ways
- Narrow band UVB course improves vitamin D
- Is there really a UV winter
- file:
- Study of D3 from UV lamps - Aug 2010.pdf
- Vitamin D deficiency- a worldwide problem - April 2008.pdf
- Ozone hole uva uvb.jpg
- UVB US via NASA Toms Satellite 2010.pdf
- Why Do Cats Lick Themselves.
- Snowbird RVers get constant amount of UV
- tanningbeds bone and vitaminD - 2009.pdf
- Study of Vitamin D3 from UV lamps - Aug 2010.pdf
- impact of air polution on vitamin D - Mar 2011.pdf
- Hypothesis uva cause melanoma - 2009.pdf
- UV narrowband not as good as broadband for Psoraisis - 2010 D.pdf
- UV Index guide by US Weather Bureau - 2010.pdf
- UV Dosimetry Science - 2010.PDF
- UVR burden of disease 2006.pdf
- UV and Vitamin D Status - 2010.PDF
- UV-I MN
- UV Index guide by US Weather Bureau - 2010
- UV Index Miami 2009
- UV index Alaska 2009
- UV and vitamin D - May 2010
- Study of D3 from UV lamps - Aug 2010
- Ontario evidence-based analysis UV etc for psoriasis - 2009
- Ontario summary of UV etc for psoriasis - 2009
- UVA thru windows may cause melanoma - hypothesis 2008
- UV narrowband and broad equally reduced psoriasis but had different levels of vitamin D
- UV in North America with many maps - July 2010
- Low UVB assocated with type 1 diabetes
- UV calculator - Norway 2006
- Description of UV calculator - Norway 2005
- More sunspot and UV-B associated with more moths - 2004
- UV not increase vitamin D - June 2010
- UVB Vitamin D and influenza pandemic - July 2009
- You can tan without any 300 nm uv - 2008
- Reptiles limit their UV to a few hours per day
- tropical plants use UV - 1999
- Might not get enough vitamin D from sunlight in UK - letter June 2010
- US UV - Colorado gets a lot
- uvb map of world Jan 1998
- uvb Canada over 20 year including clouds
- Graph on increasing melanoma with sunscreen
- UV and zooster (Shingles) - 2002
- Changes in UV reaching the Earth 2002
- UV in the Arctic
- UV: The original Source! How to use it April 2010
- Sanatoriums did not provide UV - blocked by windows
- Single dose of UV spikes blood and breast milk for less than 5 days
- MS increased if low UV during first trimester -April 2010
- UV map of world from Sci Am 2008
- Benefits of vitamin D for Germany - recommends 4000 IU for various groups, 10,000 IU safe
- uvb better than vitamin D for iguana
- UVB increase in past 30 years
- Chaney UV Meter
- Ultraviolet B Irradiance and Incidence Rates of Bladder Cancer in 174 Countries
- UVB and bladder cancer in 174 countries
- UV and skin color on same global map
- UV graphs for entire year at several latitudes
- Estimating the global disease burden due to ultraviolet radiation exposure
- Addressing the health benefits and risks involving vitamin D
- UVB RADIATION Definition and Characteristics
- Narrow band UVB increases vitamin D of women in winter
- Detection of Multidecadal Changes in UVB and Total Ozone
- WORLD ATLAS OF ULTRAVIOLET A AND B RADIATION FOR MELANOMA RESEARCH
- Sunbeds as Vitamin D Sources
- Solar Ultraviolet Radiation AND Vitamin D
- Predicting ambient ultraviolet from routine
- 25 Hydroxyvitamin D cholesterol and ultraviolet
- UV Index for Seattle
- UV bulb spectrum
- UV spectrum of sunbeds and sun
- UV index on world map
- UV graphs for entire year at several latitudes
- UVB Nova Scotia Canada over entire year with clouds
- Suntan lotion UVA UVB
- US UV map
- Protect Your Eyes From UV Radiation
- The known health effects of UV from WHO
- Wrinkles and UVB
- UVB better than Vit D supplements for pet reptiles
- UVB suppresses skin immunity
- UVB US via NASA TOMS satellite
- Low vitamin D despite adequate sun in Hawaii - cola?
- disease burden of due to lack of UV
- Get the vit D from UVB in short time,
- Possibility of Overdose from UVB narrowband
- UVB only in middle of the day
- UV causes temporary blindness
- Sunbed and vit D RCT
- Vitamin D3 and pet birds
- Sick birds need UV
- file gallery: