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Cardio&Respiratory system

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Cardio&Respiratory system
Energy

Energy can be found in many forms. These forms can be-
Chemical- usually found in substances
Heat- this slows down energy and you may become dehydrated
Sound- Your body absorbs this, and if you feel the energy from upbeat music
Electrical – Your body absorbs this
Light- Direct sunlight gives your body energy.
A chemical bond that is made happens between two atoms or molecules. The energy can only be seen when the atoms or molecules have created a chemical reaction.

Why does the human body need energy?
The human body needs energy or else you will be really tired. Without this energy you wouldn’t be able to do any daily activities, you wouldn’t be able to walk or run anywhere because you wouldn’t have the energy to move. If you didn’t intake any energy it wouldn’t just affect the way that you live your life, it would affect your internal organs as they wouldn’t be able to work.

The body may also need energy for when you become ill. When you are ill your body wastes energy trying to get better. So it requires more energy when it is ill so you can still complete your daily activities while being ill.
If you have suffered from an injury or a broken bone your body needs the extra energy to repair the damaged cells.
If you have an adrenaline rush you suddenly get a spurt of energy. When you your body feels something threatening it gets in ‘flight or fight’ mode. Your body suddenly gets an amount of energy and you try your hardest to what it is you decide to do.
ADHD is a mental illness where the body is supplied with too much energy. There can be a few ways to help treat ADHD. You can either supply your child with medication or take them to a group made for children with ADHD.
Your hormones can have an effect on your energy levels. In some cases when a woman is on her period they can either feel drained of energy or they could have a lot of energy.

Body composition
Body composition is one way energy is required for the

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