编者注：该帖子最初于2013年4月发布，最近进行了更新和修订，以确保准确性和全面性。
Dr Bookspan is a military researcher. Harvard School of Medicine clinicians have named her “The St. Jude of the Joints.” A degenerating disc, or one that is slipped (herniated) can be painful and frightening. Despite the fact that discs usually can heal quickly and easily, people are commonly told that a disc problem is a difficult and long-term condition.
编者注：该帖子最初于2013年4月发布，最近进行了更新和修订，以确保准确性和全面性。
It began as some minor bloating the day before my menstrual period started. Then came the headaches. Finally, a few days of minor discomfort turned into something that I had to plan my schedule around because of my symptoms.
I was not alone. Jane* suffered from backaches and headaches so severe that she had to take off from work. Susan developed cravings for sugary and salty foods and began having breakthrough bleeding and bleeding mid-cycle. These symptoms have been classified as PMS - premenstrual syndrome. Frequently dismissed by doctors as “normal” hormonal fluctuations and scoffed at on bumper stickers and advertisements; PMS has become widely accepted.
Testosterone is thought to be the root of male aggression. Above average levels of testosterone have been observed in incarcerated violent criminals and in athletes 恩gaged in semi-violent sports such as: football, lacrosse, and ice hockey.
The term “roid rage” has been applied to the explosive and often irrational behavior seen in men and women who use anabolic steroids (especially those that are highly androgenic) on a regular basis above the therapeutic dosage. Many marriages and friendships I have known have fallen on hard times as a result of the severe mood swings that many steroid users experience. The irritability experienced by males and females on anabolic /androgenic steroids are paralleled by a condition that millions of women each month 恩dure, commonly referred to as “premenstrual tension syndrome”. Anabolic steroids, however, also have the opposite psychological effect in many abusers.
获得最新的健康和健身见解，工具和特别优惠，以保持您的职业发展。
编者注：该帖子最初于2013年4月发布，最近进行了更新和修订，以确保准确性和全面性。
Aging is the natural process of growing older. Yet there are many factors that play a role in whether we age gracefully or if we are the one out of two people who age faster than our biological age.
我们一半以上的人看起来比实际年龄大，因为我们要么从事会加剧衰老的行为，要么 不积极支持年轻的身体 无所作为。知识就是力量，而您对对抗衰老的过程了解得越多，就可以越多地控制自己，以保持健康，年轻的身心。
One interesting idea in exercise and rehabilitation divides exercises into closed chain and open chain. Chains are links of body parts, such as foot, ankle, knee, and hip during walking. In a closed chain the 恩d of the chain farthest from the body is fixed, such as a squat where your feet are fixed and the rest of the leg chain moves. In open chains the 恩d is free, such as in a seated leg extension.
I am often asked why one person develops strength and muscle faster than another when he or she is performing the same exercises and following a similar strength training workout program. Many people feel that they must be doing something wrong because they aren’t getting the same results, 肌肉力量 或另一个人的肌肉发达。必须意识到有六个主要因素会影响每个人获得力量和肌肉发育的能力耳鼻喉科，而我们几乎无法控制它们。
Does zinc cure the common cold? This is a common, and serious question these days, as many people have colds and are looking for anything that will help. The answer is No. Zinc is a non soluble metal consisting of two zinc atoms sharing a pair of electrons that is used in industry to galvanize steel.
《适合您的类型的饮食》一书提出了惊人的主张t people with different blood types should eat different foods. Type O's are supposed to be like the hunter and eat a lot of meat, whereas people with type A blood are supposed to eat less. A systematic review of the evidence supporting blood type diets was published in one of the world's most prestigious nutrition journals. They didn't find any.
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