Influencers and celebrities are using unapproved peptide therapies. What does the science say about them?

Sammy Hagar, 78, has a new line of Red Rocker Essentials including a men's and women's multivitamin and Energy Support dietary supplements.

When Elise Felicione tried to design a clinical trial for a supplement, 5 things got in the way. It’s a lesson for the ...

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Some longevity influencers attract rubbernecking for their quixotic quests to live forever, epitomized by venture capitalist Bryan Johnson’s vampiric infusions of his teenage son’s blood plasma. Peter ...