Answer:
There are over 7,000 nerve endings in each foot.
Young adults (late teens, early 20s) have the lowest rate of sleep disturbances of any age group with the possible exception of babies. They are past the common childhood disorders (night terrors, sleepwalking) but do not yet suffer the insomnia of middle age or the fragmented sleep of old age. This is a generalization, of course, but we can say that young adulthood is the golden age of sleep.
Answer:
Answer C. Sorry if wrong. Sorry if too late.
C: More children are being born worldwide
If I had to pick one I would say that it would be because it can extend a joint beyond its regular range of motion.