Former child actor Blake Garrett's cause of death has been ruled accidental acute fentanyl toxicity. The case highlights how even small amounts of fentanyl can be deadly and underscores the ongoing opioid crisis.

'Today' host Sarah Abo has begun maternity leave early after developing high blood pressure during pregnancy. The TV presenter says she and her baby are doing well, as doctors have advised her to rest.

A clinical trial published in Nature Communications found semaglutide slowed biological aging markers in adults with HIV. Here's what the research actually shows.