CAR-T cell therapy is already a potent treatment for certain cancers. Now, a small study is showing early promise for managing HIV.

The work of Peter Aaby and Christine Stabell Benn has long been controversial. Until Robert F. Kennedy Jr. became US health policy chief, most vaccine scientists tended to ignore it. Now they can’t.

RFK Jr. and Dr. Mehmet Oz’s comments about teen sperm count and “underbabied” Americans at a recent women’s health event underscore the White House’s pronatalist agenda.

Biohacker Bryan Johnson recently bragged about his girlfriend's “top 1%” vagina as the at-home vaginal microbiome test industry is thriving. But experts are skeptical.