Cholesterol Cholesterol is essential to life. But too much cholesterol in the blood is linked heart disease and stroke. Watch this Cholesterol animation to learn how cholesterol works in the body and what steps you can take to make healthy lifestyle changes. Launch Animation

Adolescent Male: Physical Examination What happens during a physical examination? A physical examination is an important aspect of staying healthy. Physicals should be performed yearly and often for adolescents before entrance into sports. The health care provider will examine the eyes, ears, nose, throat, mouth, abdomen, back, legs, arms, and thyroid gland. In addition, the health care provider will complete an assessment of growth and evaluate pubertal changes. He or she may also screen for hypertensi...

Physical Examination: Adolescent Male What happens during a physical examination? A physical examination is an important aspect of staying healthy. Physicals should be performed yearly and often for adolescents before entrance into sports. The physician will examine the eyes, ears, nose, throat, mouth, abdomen, back, legs, arms, and thyroid gland. In addition, the physician will complete an assessment of growth and evaluate pubertal changes. Screening for hypertension, scoliosis, and obesity may be perf...

Take the Cholesterol Quiz Cholesterol is a soft, waxy substance found in all parts of the body. It helps form cell membranes and is involved in the production of some hormones and vitamin D. Excess cholesterol can build up in the arteries, narrowing them and slowing or blocking blood flow to the heart, brain, and other organs. 1. Anyone who is 20 or older should have a cholesterol check: You didn't answer this question. You answered The correct answer is Depending on your results, your doctor may recomm...

Cholesterol Screening Your body needs cholesterol to make hormones and to keep your cells healthy. Cholesterol comes from two sources: your liver and your diet. However, if your diet exceeds the body’s need for cholesterol or saturated fats, your cholesterol level in your blood will increase. This video discusses treatments and lifestyle changes that may be prescribed by your doctor.