You may have heard about eating to match your body type — whether you’re an endomorph, mesomorph, or ectomorph. Following this so-called body type diet, proponents say, can maximize your body ...

However, there's just one hitch: Some men find it harder than others to add muscle. If you can relate, you're probably not a mesomorph ... (and high-nutrient) diet. For endomorphs, ISSA suggests ...