From a biological perspective, a low level of the neurotransmitter serotonin is associated with depression. Repetitive physical exercise can increase a person's level of serotonin. What conclusion can be drawn from this information? Exercise is a healthy addition to treatment for depression. Unconscious drives influence neurotransmitter levels. If an athlete feels depressed, he isn't practicing enough. Physically fit people are not at risk for depression. People can treat depression themselves and never need professional help.

Serotonin is a neurotransmitter produced by the nerve cells and has various functions. Exercise is a healthy way to treat depression by increasing serotonin levels.

What is serotonin?

Serotonin is a monoamine neurotransmitter that is involved in the sleep cycle, mood, bone health, digestion, etc. It can be balanced in the body by exercise, eating healthy food, and meditating.

Regular exercise improves the serotonin levels in the blood and elevates mood and reduces depression. Serotonin levels play a significant role in depression and can be balanced by exercising.

Therefore, option A. exercise can reduce depression is the correct option.

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