Many diseases increase with latitude (low UV, Vitamin D)

Lower Type 1 Diabetes and Cancer Rates Associated with Higher UVB Grassroots Health May 2019

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See also VitaminDWiki

• COVID-19 mortality rate highest North of 35 degrees latitude (Vitamin D) – April 20, 2020

• IBD

• Crohn’s disease

• Esophageal Cancer

• Brain cancer

• Non-melanoma skin cancer

• Headaches

• Autoimmune

• Rheumatoid Arthritis

• Hip fracture

• Autism

• Dementia

• Mortality

• Multiple Sclerosis

• Reasons why latitude gradients are disappearing

• Vitamin D varies with latitude - map of Chile contains the following

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