The Vicious Loop

One cycle traps millions of men. Here it is.

Stress ↑ cortisol

Chronic stress keeps cortisol elevated.

Cortisol ↑ belly fat

Visceral fat gets deposited preferentially.

Fat ↑ aromatase

Belly fat converts T into estradiol.

T ↓, estradiol ↑

Free T drops, fat storage accelerates.

Break it

Sleep 7.5h + lift 3x + waist under 0.5x height.

Track waist

It's the loop indicator that matters most.

Read the full guide

Cortisol, Belly Fat, and Testosterone