Leptin

How this pickleball champion resurrected his health—and his smile—with leptin pioneer Kat James’s Total Transformation program.

We're celebrating Kat James’ Total Transformation 20th Anniversary with a Transform-From-Home Challenge! Find out how you can enter and start making lasting weight loss and health changes.

Improving your body’s leptin function by following a keto-style diet is a little-known — and powerful — way to enhance your immune function