Oxygen & O2 Carrying Capacity. For more detail, review â Chapter 9: The Pulmonary System & Exercise. IN: Katch, McArdle & Katch. Essentials of Exercise Physiology. 4th Edition. Lippincott, Williams & Wilkins, Philadelphia, Almost every cell in the human body requires oxygen for the production of ATP, the cellâs main source of energy.
Symptoms of BDD. 1  Being preoccupied with minor or imaginary physical flaws, usually of the skin, hair, and nose, such as acne, scarring, facial lines, marks, pale skin, thinning hair, excessive body hair, large nose, or crooked nose.
Symptoms People with BDD suffer from obsessions about their appearance that can last for hours or up to an entire day. BDD obsessions may be focused on musculature (i.e. fixation on muscle mass or definition).