It may sound like weird science, but "energy density" is nothing more than the calories in a portion of food. Fruits, vegetables, legumes, and cooked grains are examples of low-energy-density ...

For example, athletes and bodybuilders may wish ... People may also use the terms “caloric density” or “energy density.” People trying to gain weight should try to incorporate more calorie ...

Check out how high power density enhances the efficiency of energy-harvesting wearables and novel wireless-power-transfer ...