Medical Definition of ISOMETRIC. 1. : of, relating to, or characterized by equality of measure; especially: relating to or being a crystallographic system characterized by three equal axes at right angles. 2.
ALSO READ: Diet for Abs: Foods for Six Packs Abs. Muscle Building: Worst Foods for Abs #2. Commercial peanut butter: Peanut butter is one of the best foods you can consume if you want to build muscle, due to its high protein content. Peanut butter is also a great post workout snack.
What is the best thing to eat before exercising for energy and endurance? You need quality carbs, lean protein, heart-healthy fats, and fluids. Your muscles rely on carbohydrate foods like breads, cereals, pasta, rice, fruits, and vegetables for quick energy.