Willy Lewis, M.D.

Health & Medicine

Brush your teeth before or after breakfast: that’s what science recommends

Health & Medicine

Sports snacks: You should eat this before training

Health & Medicine

Change underwear every day? This is what happens when you don’t

Health & Medicine

Virtual journey through the “caterpillar of research”

Health & Medicine

Vitamin D3 from sheep’s wool? Why it’s not vegan

Health & Medicine

Danger to life for the elderly and young children: Heat wave can be dangerous

Health & Medicine

What to do when it’s hot The 10 best tips

Health & Medicine

Common hygiene mistake: dermatologist only recommends 3 skin care products