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.
But people who have body dysmorphic disorder (BDD) think about their real or perceived flaws for hours each day. They can't control their negative thoughts and don't believe people who tell them that they look fine. Their thoughts may cause severe emotional distress and interfere with their daily functioning.