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Kids less fit than their parent were (perhaps low vitamin D) – Nov 2013

Children’s cardiovascular fitness declining worldwide

American Heart Association Meeting Report: Abstract 13498 November 19, 2013

  • Around the globe, children are about 15 percent less fit than their parents were when they were young.
  • In the United States, kids’ cardiovascular endurance performance declined about 6 percent per decade between 1970 and 2000.
  • Across nations, endurance has declined consistently by about 5 percent every decade.
  • In a mile run, kids today are about a minute and a half slower than their peers 30 years ago.
  • Researchers analyzed 50 studies on running fitness between 1964 and 2010 that involved more than 25 million kids, ages 9 to 17, in 28 countries.

Image


Vitamin D was not mentioned in the abstract

See also VitaminDWiki


Overview Sports and vitamin D which has the following summary

Athletes are helped by vitamin D by:

  1. Faster reaction time
  2. Far fewer colds/flus during the winter
  3. Less sore/tired after a workout
  4. Fewer micro-cracks and broken bones
  5. Bones which do break heal much more quickly
  6. Increased VO2 and exercise endurance Feb 2011
  7. Indoor athletes especially need vitamin D
  8. Professional indoor athletes are starting to supplement with vitamin D or use vitamin D beds
  9. Olympic athletes have used UV/vitamin D since the 1930's
  10. The biggest gain from the use of vitamin D is by those who exercise less than 2 hours per day.
  11. Reduced muscle fatigue with 10,000 IU vitamin D daily
  12. Muscle strength improved when vitamin D added: 3 Meta-analysis
  13. Reduced Concussions
    See also: Sports and Vitamin D category 217 items


Overview Obesity and Vitamin D low vitamin D also increases obesity. The Overview of Obesity has the following summary


Overview Deficiency of vitamin D has a chart showing decreases in past 40 years
Only half as many people had >30 ng of vitamin D 16 years later
Approximately 44% in 1988 but only 22% by 2004
Ginde 2009 - see also the journal article

Playground @ is.gd/aanov2013

Attached files

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3334 SS13 - abs 13498 - Tomkinson infographic.jpg admin 29 Nov, 2013 16:09 88.16 Kb 704
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