Many people take collagen supplements, hoping to capture the fountain of youth. But can these products really reverse the aging process? Dr. Dawn Davis, a Mayo Clinic dermatologist, weighs in on the ...

New numbers from the Census Bureau show the U.S. population is older than it’s ever been, with the nation’s median age over 38. William Brangham spoke with Philip Bump and Wendy Edelberg about how an ...

Secondary aging refers to aging-related changes caused by environmental, lifestyle, and health factors rather than natural biological processes. Aging happens to everyone, but people do not age in the ...