Early, small, conflicting, or animal-only. Not actionable alone.
If you’ve been training hard, eating well, and still watching belly fat cling to you, has someone told you the culprit is your cortisol rhythm? Here is what the research behind that idea can and cannot say. A 2017 meta-analysis…
You know the routine: hard session, decent dinner, a couple more messages under bright lights, one last episode. You sleep seven or eight hours and still wake up flat. The first heavy set bites, “easy pace” doesn’t feel easy, and…
A randomised trial in 120 older adults found aerobic exercise grew the hippocampus by 2% and improved memory — that part is real. The famous 'four times faster' figure comes from mouse cells in a dish, and the phrase does not appear anywhere in the paper it is credited to. It entered at the press release.
You lose about a pound and a half in an hour and the researchers called it 'bodily fluids' in their own conclusion. The one trial that randomised people found sauna added no significant fat loss on top of exercise — but with 15 per arm, it couldn't have detected much.
It works — but so does daily calorie restriction, and at matched calories the cleanest trial found fasting lost less fat. One good 12-month study does favour it, for a reason nobody sells: people stuck to it better.