Repeated exercise, or wasting, can change the way key genes work.

Demonstrators carry a transgender flags outside the U.S. Supreme Court, on the day justices are expected to hear oral arguments in two cases concerning efforts to enforce Republican-backed state laws ...

The number of Venezuelans in the U.S. has more than doubled in five years, to about 1.2 million. That makes Venezuelans the fastest-growing Hispanic group in percentage terms, far ahead of Ecuadorians ...