Salivary Gland: This is where digestion begins. Your salivary gland is one of three pairs of glands that pour lubricating fluids into your mouth.
Sartorius: The longest muscle in your body. It crosses both your hip and your knee.
Saturated fats: A.K.A. “bad” fats. These are fatty acids, abundant in red meat, lard, butter, hard cheeses, and some vegetable oils (palm, coconut, and cocoa butter) and partially hydrogenated oils. Each molecule carries the maximum amount of hydrogen atoms.
Scapulae: A.K.A. shoulder blades.
Sciatica: Pain along the course of your sciatic nerve. This can be from your buttock, down the back and side of your leg, and into your foot and toes. It is often because of a herniated disk.
Sclera: A tough, protective coating of collagen and elastic tissue. This is the whites of your eyes.
Scoliosis: An abnormal lateral “S” curvature of the spine.
Shingles: Shingles, or herpes zoster, is a viral infection of sensory nerve cells caused by the same virus that causes chicken pox. The virus remains dormant after you have been exposed to chicken pox. The disease occurs most often in people over 50 years old. Shingles is characterized by pain along an affected nerve and its branches. There is an eruption of blisters over skin areas supplied by the nerve. A few days before the attack, you will feel intense pain in the affected area. Then painful and itchy blisters develop, normally lasting a week or two. These blisters eventually form crusty scabs and fall off.
Short Leg Syndrome: Do you have any symptoms that are exaggerated by running, such as low back pain, hip, knee, ankle or foot pain? Do you repeatedly pull the same muscles even though you have given them sufficient time to heal? Do you get shin splints and sciatica (inflammation of the sciatic nerve that produces pain in the buttocks and down the back of the leg)? If so, these may be symptoms of having one leg significantly shorter than the other.
Small Intestine: A section of your digestive system that includes your duodenum, jejunum, and ileum. It helps absorb nutrients for your body.
Soleus: The muscle underneath your calf muscle. It adds volume to your lower leg. It is made up of predominantly slow twitch muscle fibers.
some soaps.
Soy: Reduced risks of some diseases have been shown in populations that consume soy. Japanese and Chinese people have lower rates of heart disease and breast/prostate cancer than Americans. Soy may be a part of the explanation. Soy might also be of benefit to menopausal women.
Sphygmomanometer: A device used to measure blood pressure.
Spinal fusion: joining two or more vertebrae with a bone graft. This operation is performed in order to eliminate motion and relieve pain.
Spinal stenosis: A reduction in the size of your spinal canal. This may result in compression of your spinal cord or nerve roots.
Spinning: Group indoor stationary cycling.
Spinous process: These are the lever-like, backward projections from each of your vertebra. Muscles and ligaments attach to these.
Spondylolisthesis: Forward displacement of one of your vertebra in relation to a vertebra
immediately below.
Sprain: Damage to a ligament.
Starting A Program: Your body burns more calories sprinting than walking for the same time period. But begin easy. When you become more fit you can workout harder.
Static Stretching: Holding your stretch at a point of tension.
Stepper Machines: The speed that you step does not affect your caloric burn because the slower you go, the deeper you step.
Stomach: The hollow, saclike organ of your digestive system. It lies between your esophagus and duodenum. Your stomach stores and grinds food. It secretes acid and digestive juices that break down proteins, and pushes chyme into the small intestine.
Strain: Damage to a muscle or tendon.
Stress: Stress is the response of your body to any demand. Just staying alive creates demands on your body, so you are always under stress. Even while you sleep, your body continues to function. Stress cannot be avoided nor should it be. Stress is linked to problems like high blood pressure and heart disease. It also exacerbates headaches, backaches, and digestive troubles. Stress can make your body aches more painful, your queasy stomach more upset, or worsen any of your symptoms, no matter what the original cause.
Stretch reflex: When you stretch a muscle too hard or too fast, it will contract to protect itself.
Stretching: A combination of massage and stretching is the perfect medicine for tightened muscles after a workout. Use massage to relax your muscles. Now your muscle is prepared for recovery stretching. This keeps your muscles from tightening and shortens recovery time.
Stroke: A stroke is caused by a disturbance of the blood supply to your brain. The blood vessels that normally supply blood to your brain can become blocked. This results in not enough blood getting to your brain. A stroke may be caused by raised blood pressure, hardening of the arteries, or a severe head injury. The functional impairment that occurs with a stroke depends on the area of the brain that is damaged.
Substrate Cycling: Athletes adjust their voluminous training to their eating so that they can eat voraciously to make up for caloric loss, and workout again and eat, and workout….……
Superset: Working antagonist muscle groups consecutively.
Super-Slow Training: Performing a set of exercises where each repetition may last from 4 - 10 seconds. The goal is to recruit more muscle fibers.
Supine: A.K.A. lying on your back.
Supplements: If you are going to use supplements, they should be used in addition to an eating and exercise program, not in replacement of. As long as supplement companies claims their products are foods, their advertising is virtually unregulated. Be careful.
Sympathetic Nervous System (SNS): One of two divisions of your autonomic nervous system. Your SNS prepares your body for action. Your blood pressure, heart and breathing rate increase to prepare for an emergency.
Synapse: A tiny space between an axon terminal that fires off a chemical signal and the neuron that receives it.
Systolic blood pressure: When you get your blood pressure taken, this is the number on top. It signifies the pressure in your arteries when your heart contracts.
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