Tag: Cultural adaptation

For populations living at high latitudes, like the Inuit, skin synthesis of vitamin D from sunlight is virtually nonexistent for several months of the year due to the low angle of the sun. This raises a critical question: how do Eskimos get vitamin D and maintain bone health without sufficient sunlight exposure?

The practice of humans consuming other mammals' milk is a relatively recent development in our species' history, dating back about 10,000 years. While most mammals stop producing the lactase enzyme after weaning, a significant portion of the human population has evolved the ability to digest lactose into adulthood, allowing us to drink other mammals' milk.

While approximately 65% of the world's population has a reduced ability to digest lactose after infancy, certain populations stand out for their high tolerance. This raises the question: what population is the least lactose intolerant, and what biological factors explain this disparity?.

According to research, international students in the United States are two to three times more likely to experience food insecurity than their domestic peers. This reality is shaped by a complex interplay of factors that influence dietary habits among international students in the United States, driving significant changes in eating patterns and overall health.