True or false for all of them
exercising can improve your mood.
anaerobic exercise is when oxygen is not present.
aerobic exercise does not require oxygen.
an anaerobic exercise is high intensity and short duration.
aerobic exercise to build stamina.

Exercising can improve your mood.

True

Because it helps to reduce the chemicals that causes depression, plus you feel more active if you work out regularly and it will also enhance your mood .

Anaerobic exercise is when oxygen is not present.

True

Oxygen is not available to the muscles. Glycogen is used as a energy to the muscles.  

Aerobic exercise does not require oxygen.

False

Aerobic exercise requires oxygen and act as a fuel to the muscles

An anaerobic exercise is high intensity and short duration.

True

Examples of anaerobic exercise are sprint race and swimming. Both are high intensity and are carried out only for short period of time

Aerobic exercise helps to build stamina.

True

They help to build endurance and help to improve balance

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