Growth hormone and sprinting: 3 x 30-second sprints and what the research didn't find.
It's been known for decades that growth hormone dramatically increases after sprinting. A new preprint from Karolinska has gone further and asked more specifically: does this release in fat tissue itself trigger a fat-burning programme? Researchers took biopsies of subcutaneous fat from 12 healthy individuals before and two hours after three 30-second sprints. Headlines have already translated the result...
