Because the body is a machine you if you don't put fuel in a machine it stops. if the body stops it starts to rot.
Small Intestine
FOOD
people
Nutrition therapists typically have a view that nutrition can be helped with supplements. Since Dietiticians often do not understand this, consider seeing the nutrition therapist.
Definitely a Nutrition course and Biology.
Nutrition
To certify your birth?
Food provides energy and nutrition, needed for survival.
Probably, since it is a body part.
A person is said to be malnourished or under nourished if he or she is not getting enough of all the various nutrients needed for good health. This is obviously a bad thing since it leads to bad health.
There are several, but copper and selenium come to mind...
An inorganic substance needed by the human body for good health.