Is UVB the only source of natural vitamin D production?

Dr. Cannell discusses whether additional wavelengths of radiation may stimulate vitamin D production.

Are there significant health benefits of UVB exposure not related to vitamin D production?

Dr. Grant highlights a few conditions that may be improved through safe, sun exposure habits, including breast cancer, multiple sclerosis and all-cause mortality.

Member’s spotlight: How much vitamin D do I make from sunbathing?

Dr. Cannell responds to a member’s question regarding how much vitamin D is produced from sunbathing.

UVB light associated with decreased risk of Parkinson’s disease, according to study

A study found that UVB exposure is associated with a decreased risk of Parkinson’s disease among individuals under the age of 70.

Short term UVB exposure significantly improves vitamin D levels among obese individuals

A recent study aimed to determine the minimal UVB dose required to significantly improve vitamin D status among obese individuals.

Countries with less sunshine have increased incidence of pancreatic cancer

A study found that countries with low UVB had six times higher incidence of pancreatic cancer compared to countries with high UVB.

Closer look: Low sunlight associated with higher risk of leukemia

Amber Tovey discusses a recent study that gained media attention, suggesting that increased sun exposure may decrease one’s risk of leukemia.

Low sunlight and vitamin D associated with higher risk of leukemia

Researchers discovered that individuals residing at higher latitudes with lower sun exposure are more than two times likely to develop leukemia.

Research suggests seasonal variation in UVB exposure is related to the risk of early mortality in preterm infants

A recent study found that high-intensity solar UVB doses during fetal development may be related to a reduced risk of preterm infants mortality.

New research confirms that vitamin D improves immune markers in HIV

A recent study discovered that vitamin D supplementation improved immune function and decreased risk of anemia in HIV infected blood ex vivo.