人们因各自的生活环境、条件、状况不同,衰老发生不受年龄的绝对限制。有的人年近古稀而精力充沛,能从容应付繁杂工作;有的人未及“知天命”之年便形衰力竭。后者便是早衰的表现。 早衰的征兆,主要表现在五个方面: 身高和体重下降 身高下降的原因,多数是体内钙代谢失常,骨质疏松所致,是早衰的重要征兆。由于骨钙缺少,椎间盘磨损,脊椎弯曲度逐渐增加,脊椎骨扁平化,下肢弯曲,故身高有所下降。骨钙缺少所致的骨骼变化,伴以肌肉萎缩;体内代谢失常,使脏器、组织脱水;疾病或精神心理原因造成体内营养缺乏,都 Because of their different living environments, conditions and conditions, people are not subject to age restrictions. Some people are young and energetic lately, and can cope easily with complicated work. Some people fail to meet their wishes of knowing their destiny. The latter is the manifestation of premature aging. Symptoms of premature aging, mainly in five areas: height and weight loss, the reasons for the decline in height, the majority of the body is caused by abnormal calcium metabolism, osteoporosis, is an important sign of premature aging. Due to lack of bone calcium, disc wear, spinal curvature gradually increased, flat vertebrae, lower limb bent, so height has declined. Bone changes caused by bone calcium deficiency, accompanied by muscle atrophy; metabolic disorders in the body, so that organs, tissue dehydration; disease or mental illness caused by lack of nutrition in the body, are