Changes In Vitamin D Status Before And After Nordic Summer In Overweight Middle-aged Participants

BACKGROUND: Sun exposure is the main source to synthesize vitamin D. Obesity, type II diabetes mellitus, and living at high altitude are risk factors for low vitamin D status. Seasonal variations in affected populations are unknown. PURPOSE: We investigated the effect of sun exposure during a summer season on vitamin D status in Sweden, and its association with fat mass and deranged carbohydrate metabolism. METHODS: One hundred sixty-one...