human body is an organic whole, but each Recently, experts from the Mayo Clinic in the United States we reveal the secret.
facial skin: women 19 years old the first half began to grow wrinkles; men face 35 years old skin begins to appear dry, rough, loose, facial contour is no longer clear.
lung: 20 years of age begins to be old. Vital capacity from the age of 20 began a slow decline, to 40 years of age, some people began to breath. 30 years old, men are exposed to 946 ml with each breath of air, and to 70 years, that number dropped to 473 ml.
brain and nervous system: 22-year-old began to aging. Nerve cells in the brain will gradually decrease. After 40 years of age, nerve cells will be the rate of 10,000 per day decrease, and thus affect memory and brain function.
hair: male hair turned white after 30 years of age, women from around 35 years old. After 60 fewer hair follicles, hair thinning. Dark hair because the hair contains a melanin, the body is no uniform glands secrete melanin, melanin production, respectively, in each hair, so hair is always a white one.
Breast: 35 age old. With the female estrogen and progesterone levels decrease,
Thanks for dropping by Seo Blog, the breast gradually aging, drooping. After 40 years of age, the areola will be a sharp contraction.
muscle: 30 years of age begins to be old. Muscle has been the growth failure; re-growth, and then failure. After 30 years of age, muscle failure faster than the growth rate. After a 40-year-old, and people's muscles began to 0.5% to 2% per year rate of decline.
bone: 35-year-old began to aging. Before the age of 25, bone mineral density has been increasing. However, bone age of 35 began to drain into the natural aging process. Standing at the age of 80 will be reduced by 5 cm.
heart: old age of 40. With increasing age the body, the heart carries blood to the body began to decrease efficiency. Men over the age of 45 and women over the age of 55 the probability of a heart attack more.
teeth: 40-year-old began to aging. Adults over the age of 40 will reduce the secretion of saliva. Bacteria can be washed away by saliva, saliva reduction, teeth and gums more decay. Periodontal loss of gum tissue, the gums will shrink.
eyes: old age of 40. Closer look at things will be very strenuous. Then, the eye's ability to adapt to different light intensity decreased more sensitive to the glare, suitable for night driving.
kidney: 50-year-old began to aging. Kidney filtration rate began to decline from 50 years of age, the result is people have lost the function of holding back urine at night, you need to run the bathroom several times. 75 years old of kidney filtration rate is half the age of 30.
prostate: 50 age old. BPH, including frequent urination caused by a range of issues, including. Troubled half of men over age 50. Like the normal size of a walnut the prostate, benign prostatic hyperplasia have an orange so much.
listening: around 55 years old. More than 60 people over the age of majority because of the aging cause hearing loss. This is called presbycusis. Elderly canal wall thinning, thickening of the eardrum,
ghd limited, hearing high frequency sounds become difficult, so many people noisy place, communication is very difficult.
intestine: 55-year-old began to aging. Healthy gut can be harmful and Intestinal Result, the human digestive function decline, increased risk of intestinal diseases.
tongue and nose: 60-year-old began to degenerate. The initial distribution of life on the tongue about 10,
buy chi,000 taste buds. After 60 years of age may halve this number, taste and smell gradually decline.
vocal cords: 65 age old. As we age, our voice will become soft-thin gas, and more and more hoarse. This is because the weakening of the soft tissue inside the throat, the degree of loud sounds. Woman's voice becomes more and more hoarse, getting lower and lower quality, while the men's voices become weaker, increasing sound quality.
bladder: 65 years old Start. 65, we are more likely to lose control of urination. At this point, would all of a sudden contraction of the bladder, even if not yet full of urine. If the age of 30 cups of urine the bladder can hold, then 70 years old can hold a cup. Decline in the bladder muscle flexibility, making them not completely emptying urine, which in turn lead to urinary tract infection.
######ual organs: the age of 65, 25% of people erectile dysfunction, men gradually emerging ED. 55-year-old, female vaginal atrophy, dryness, loss of elasticity of the vaginal wall, increasing ######ual intercourse painful.
liver: old age of 70. The liver seems to be the only challenge to the aging process the body's organs. Regeneration of liver cells is very powerful. After partial liver resection,
pink chi straightener, within 3 months it could grow into a complete liver. If donors do not drink not drugs, not suffered from infectious diseases, a 70-year-old man transplanted liver can also be 20-year-old young man.