Article of the Day (June 30): Neurogenesis

Neurogenesis

The human nervous system is composed of some 200 billion cells called neurons, about half of which are found in the brain. Neurogenesis, the process through which neurons are formed, is most active during prenatal development. Though early neuroanatomists believed that the adult nervous system is fixed and incapable of regeneration, neurogenesis actually continues throughout life. Studies have shown that lack of sleep reduces neurogenesis and exercise increases it. How is it affected by stress? How physical exercise help the aging body and the brain?More… Discuss

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