The Peptide People Are Using to Fix Their Sleep

Joe Scugoza’s sleep was a mess. The 31-year-old, who goes by @longevityjoe on TikTok, would stir awake as many as five times a night for 10-minute intervals before falling back asleep. “I’d wake up in the morning and feel okay, but then I’d be four hours into the workday and feel so tired,” he says. “There were times when I left work and took a 20-minute nap in my truck.”

Along with cutting back on alcohol and caffeine, Scugoza started looking into sermorelin, a peptide he’d…