Health > Life expectancy > Male healthy years: Countries Compared

The number of men in Shanghai who show early signs of aging has doubled in 20 years. Twenty percent of Shanghai men under 45 years old show symptoms of premature aging, such as weariness, deteriorating sexual ability, and vesicular diseases, according to a survey reported in the China Daily. In the early 1980s, the rate was only 10 percent. <p>Unhealthy lifestyles, emotional stress and environmental pollution were cited as causes of the early aging. ,p>Last year, a hospital survey in Beijing, Guangzhou and Chongqing found that 47.5 percent of about 1,000 men suffering from erectile dysfunction were under 40 years old. Many of these patients also had high blood pressure, diabetes and heart diseases. And only 79 out of 1,360 men who came to Shanghai’s sperm bank last year were deemed fully qualified to donate sperm, said a hospital official.