This varies from person to person. There is a point in time at which hormones in a persons body begin to loose their effective functions, a period I have heard reffered to as adult puberty. In women this is marked by menopause. While you can still theoretically maintain a healthy body at this time, it becomes increasingly difficult. Maintaining a healthy diet and constant exercise are essential to achieving this. A doctor won't tell you much more than this.
Red Blood Cells i believe are not part of the immune system. They carry oxygenated blood to the organs of the body
Answer:
True.
Explanation:
Neurotherapy focuses on the brain, and the brain is a part of the central nervous system.
An Honest, open behavior is more likely to come from a person with high self esteem.