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Energy comes from the three main nutrients carbohydrates,protein,and fats,with carbohydrates being the most important energy source. In cases where carbohydrates have been depleted,the body can utilise protein and fats for energy. Yourmetabolismis the chemical reactions in the body鈥檚 cells that change this food into energy.

People also ask


  • How is energy used up in the body?

  • The body energy is mostly used up due to smooth muscle contractions in the gut, blood vessels, lungs. The cardiac muscle in the heart is even more active and high energy is demanding.

  • How do the body’s three energy systems work together?

  • The body uses 3 different systems to supply cells with the necessary ATP to fuel energy needs. Most of the body’s activities use a continuum of all three energy systems, working together to ensure a constant supply of energy. This amazing kale pesto is only 210 calories and anti-oxidant rich!

  • What happens to the body’s energy system during exercise?

  • After this short duration, if exercise/movement continues, the body will switch to a different energy system to produce ATP. The breakdown of carbohydrate sources (glycolysis) to produce ATP, fueling the first 30 to 120 seconds of near-maximal activity.

  • What is energy energy work?

  • Energy work is a form of alternative medicine that relies on the idea that the body is filled with and surrounded by energy fields that can be manipulated.

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