Healthy Bones, Joints & Muscles
Good nutrition - especially calcium and vitamin D - is very important to healthy bones and muscles, as is regular exercise and keeping weight under control. This lifestyle is especially important in childhood and teen years, when bone strength is developing most rapidly - and can help prevent osteoporosis (brittle bones), fractures, and painful osteoarthritis (degenerative joints) later in life.
Recently Answered
- Q What is the pectoralis major muscle?
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Dr. Mike Clark, FitnessLocated in front of the top of the rib cage, the pectoralis major muscle runs from the clavicle and sternum to the top of the arm (humerus). It contracts and brings the arms to the midpoint of the body and internally rotates the arm. Full Answer
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- Q What are quadriceps?
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Dr. Mike Clark, FitnessLocated at the front of the thigh, the quadriceps muscles run from the hips down to the bottom of the thigh (femur) and insert into the knee cap (patella). They straighten (extend) the knee and help bend (flex) the hip. Full Answer
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- Q Is popping my knuckles bad for me?
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According to Anatomy and Physiology Instructors' Cooperative, there has only been one in-depth study regarding the possible detriments of knuckle popping. This study, published in the Journal of Manipulative and Physiological Therapeutics, took an... Full Answer
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- Q What is the function of chondroitin in cartilage?
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Dr. Grant Cooper, Physical Medicine & RehabilitationChondroitin is a long chain of sugars that helps cartilage hold water. It is derived from animal tissues, particularly ligaments, tendons, bone ends, and joint capsules. Chondroitin also inhibits cartilage metabolism. It also has anti-inflammatory... Full Answer
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- Q What is the IT band?
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Dr. Mehmet Oz, CardiologyThe IT band, or iliotibial band, is a band of tissue that runs from the hip down to the knee. If it is overused, it can cause pain, which may be confused with arthritis of the hip. Watch Dr. Oz for more information on hip joint pain. Full Answer
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- Q What is density?
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Density is a measure of how compact and solid an object (like bone) is compared to its size. An object with high density is heavy and usually strong for its size; an object with low density is lighter and usually unable to bear much weight.For example,... Full Answer
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- Q How can I keep my bones strong and healthy?
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Dr. Mehmet Oz, CardiologyYou can help prevent osteoporosis, or brittle bones, by following some important steps, including taking the right daily amount of calcium and vitamin D. Learn how to shore up your bones by watching this video by Dr. Oz. Full Answer
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- Q What is the trunk?
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The trunk, or torso, is the part of the body to which the head, arms and legs connect. It includes the shoulders, chest, lower abdomen, back and buttocks. Full Answer
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- Q What happens to the connective tissue in my body as I age?
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Dr. Vonda Wright, Orthopedic SurgeryConnective tissue, such as ligaments and tendons, are inherently stiffer with aging. This is the result of an age-related loss of tissue water content and maturation of the collagen in ligaments and tendons. In addition, many systemic diseases... Full Answer
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- Q What are the causes of fatigue?
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Dr. Mehmet Oz, CardiologyWhen fatigue stretches beyond the typical exhaustion posed by everyday life, it can be a conundrum for both sufferers and doctors. After a slew of likely contenders such as heart disease, anemia, thyroid disease, depression or a sleep disorder are ruled... Full Answer
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