What is the difference between measures of height and weight and measures of skinfold ?

Who is responsible for regaulating noise pollution

The dietary guidelines for americans recommend (a) avoiding smoking. (b) engaging in aerobic exercise for 60 minutes at least five days a week. (c) making all of your grain choices whole grains. (d) increasing your intake of fruits and vegetables.

Which is the term used for a drug that increases the activity of the nervous system