Which is a social benefit of healthy sleep?

Another strange health benefit of sleep is a better understanding of social cues. One study found that those who are sleep-deprived lose the ability to properly recognize expressions of anger and happiness in the faces of others. Sleep improves athletic performance.

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the correct answer is d, farmer's market

these are common warning signs of overtraining syndrome:

washed-out feeling, tired, drained, lack of energy

mild leg soreness, general aches, and pains

pain in muscles and joints

sudden drop in performance

insomnia

headaches

decreased immunity (increased number of colds, and sore throats)

decrease in training capacity/intensity

moodiness and irritability

depression

loss of enthusiasm for the sport

decreased appetite

increased incidence of injuries.

a compulsive need to exercise