Willy Lewis, M.D.

Health & Medicine

Measure your heart rate without a device: this is how it works

Health & Medicine

Raccoons are parasite slingshots

Health & Medicine

For a better body feeling: 5 tips

Health & Medicine

How the menstrual cycle affects migraines

Health & Medicine

Bacterial or viral infection? That is the difference

Health & Medicine

Sports expert: “Walking can make you fitter – under certain conditions.”

Health & Medicine

“Düsseldorf patient” cured of HIV and leukemia

Health & Medicine

The bunker experiment: People could be locked up in this shelter for weeks