I can answer half of that question. New neurons are important because they die everyday and if new ones weren't made we would lose all of them in our bodies
Constipation ulcers hemorrhoids nightmares
The benefits are:
-is a great way to calmly stretch the front part of your thighs as well as the hip flexors.
The links are on the comment box below: ->
Answer:
I Would Say Tennis. Hope this helps. have a nice day.