我们在生活中常常可以见到这样的现象,相同年龄和相同工作环境的人,从外表上看可以相差十岁甚至更多。有些人有未老先衰的现象。这种未老先衰的现象是由多种原因造成的,其中常吃某些易催人早衰的物质是一个重要原因。1.含铅食品铅会使脑内去甲肾上腺素、多巴胺和5一羟色胺的含 We often see such phenomena in our lives. People of the same age and same working environment may, on the whole, differ by a decade or more. Some people have not old before the first phenomenon. This phenomenon of unhealthy premature senility is caused by a variety of reasons, of which eating certain substances that promote premature aging is an important reason. Lead in lead foods can cause norepinephrine, dopamine and serotonin in the brain