Swedish doctors urge action over autism-sunlight link
Doctors in Sweden caution that vitamin D deficiency caused by a lack of sunlight could explain the country’s increased incidence of autism. The lack of sunlight in Sweden, combined with the use of sun protection creams and general precautions taken to avoid direct sun exposure is known to cause vitamin D deficiencies. Vitamin D deficiencies could be a contributing factor to the incidence of depression and some experts believe, autism.