Journal of cachexia, sarcopenia and muscle2026n = 68 (37 HIIT + L-citrulline, 31 HIIT + placebo)
RCTHuman
This study looked at how high-intensity interval training (HIIT), where short bursts of hard effort alternate with easier recovery periods, with or without L-citrulline (an amino acid that may boost…
Journal of the American Heart Association2026n = 82
RCTHuman
This study looked at whether adding avocado and mango to the diet improves blood vessel function and metabolic health in adults with prediabetes. It was a randomized trial where 82…
Sleep2020n = 35
RCTHuman
This study set out to compare how young and older men's hormone levels respond to a night without sleep. It measured testosterone, luteinizing hormone (LH, a pituitary hormone that signals…
The Journal of nutrition2018n = 41
RCTHuman
This study set out to see if adding protein supplements after workouts and before bed would boost muscle and strength gains from weight training in older men. It compared 41…