How does lack of sleep effect injury

Sleep is important for multiple reasons, and now research is showing that a person's overall injury rate increases as their amount of sleep decreases. There has been a trend for increasing injuries in athletes overall, but these injury levels are occurring at higher rates at younger ages.

Explanation: If you don't sleep, its always going to be harder for your body to deal with sickness and injuries.

because your body needs the rest to heal your and your sleep has sum recation to thngs whne you slepp becuae they are active.

Explanation:

i think it is pressuring someone to have sex

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b) the heart is a pump made of muscle and that is difficult to grow in the lab.