Willy Lewis, M.D.

Health & Medicine

Suddenly wide awake at night – sleep expert reveals a mistake many people make

Health & Medicine

“We don’t have a health system – we have a disease system”

Health & Medicine

Get fit by cycling: This is how often you should cycle per week to get fit

Health & Medicine

Overcoming depression: This is how you can help those affected

Health & Medicine

Sunglasses: Does the tint of the lenses have anything to do with UV protection?

Health & Medicine

Öko-Test criticizes magnesium preparations: Every second product overdoses

Health & Medicine

Mosquito repellent DEET can become an attractant

Health & Medicine

If you stare into space: This is what happens in your head during mind blanking