防止或延缓衰老,以求得健康长寿,是人类自古以来的美好愿望。众所周知,人在50～60岁后生理机能衰退,代谢变慢,腺体分泌减少,肌肉活动和抵抗力下降,身体也逐渐出现某些衰退现象。当然,机体衰老出现的早晚及表现程度是受各种因素影响的,但饮食营养则是其中最最重要的一环。所以,通过在营养方面的特殊照顾,可帮助我们延缓衰老,减少老年疾病,并保持良好的体力与充沛精力,安度晚年。1、热量供给量应适当降低由于老年人基础代谢降低,活动量又日益减少,因而对能量的需要比青壮年少。“有钱难买老来瘦”是说老年人要保持健康结实,不要过于肥胖。而肥胖主要是摄入热能过多,因而转成脂肪存于 Preventing or delaying aging in order to achieve health and longevity is a beautiful aspiration of mankind since ancient times. As we all know, people in the 50 to 60 years old after the decline of physiological function, metabolic slow, reduced glandular secretion, decreased muscle activity and immunity, the body also gradually decline some of the phenomenon. Of course, the body appears sooner or later and the degree of performance is affected by various factors, but nutrition is one of the most important part. Therefore, with special care in nutrition, we can help us to defer aging, reduce old age diseases and maintain good physical and energetic energy for our advanced age. 1, the amount of calories should be appropriately reduced due to the elderly to reduce the basic metabolism, activity is declining, and therefore the need for energy less than young adults. “Hard to buy old and thin” is to say that the elderly to maintain healthy and strong, not too fat. The main reason is that obesity is too much intake of heat, which turned into fat in existence