The saying "cold hands, warm heart" is usually meant metaphorically—but new research from UC Davis School of Medicine and collaborating institutions suggests it has a striking biological parallel. In ...

A strong cold front is bringing a widespread drop in temperatures across the central and eastern United States. The cooler weather is caused by a dip in the jet stream allowing Canadian air to move ...

The best time to get an infection might be after a meal, suggest experiments in mice and humans that found that certain immune cells, known as T cells, seem to get a boost from food. The findings, ...