Willy Lewis, M.D.

Health & Medicine

Micronutrients: Where they are and what they bring

Health & Medicine

Do physically active people need special “athlete vitamins”?

Health & Medicine

Drink 2 liters of water every day: study recommends different value

Health & Medicine

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

Health & Medicine

Free radicals: What effects they have and how you can protect yourself

Health & Medicine

“Blue Mind”: How proximity to water affects the psyche

Health & Medicine

Psychologist: If you regularly say one of these 9 sentences, you are emotionally more stable than most others

Health & Medicine

Competitive sports and the boom in nutritional supplements: What studies show about vitamins, supplements and health