The most obvious, though, is often stagnant phlegm. This is what the body attempts to do, and all of nature supports this move. It is a natural part of the cycle of life. The element of the liver is wood, and trees are often the first to pollinate. When it comes to phlegm, no drug is too toxic.
Steroidal medications are the greatest tragedy to be foisted upon the unwitting hayfever sufferer.
Street heroin is less toxic. Stuffing these problems deeper causes deeper problems, such as cancer and multiple sclerosis, depending on the constitution of the sufferer. Fasting and cleansing is tricky business. In healthy people, routine, seasonally appropriate fasting and cleansing is relatively non-problematic. However, there are very few healthy people.