Pros and Cons of Rapid Weight Loss

Sprint versus marathon diets: A science-based look at fasting and very-low-calorie diets.

Photo by Steven Lelham on Unsplash

Rapid weight loss is a horrible idea, they say. “It wrecks your metabolism”. “You’ll only lose muscle”.

Is it really that bad? The surge of interest in fasting for weight loss had me wondering what really happens when we lose…