But, its side effects are too much and they are sent straight to the brain and other internal organs because of the improvement of micro-circulation during that time. Therefore, if the intake dosage is not well controlled, the bad effect will outweigh the good healing effects. It is the same for cannabis, it can heal well if dosage is well controlled but It can be an evil if it is over-consumed. Chocolate has caffeine to raise HR, but you'll have health problems if you eat it everyday. To most people, moderate drinking of red wine (alcohol) and green tea (caffeine also), together with deep breathing, is deemed to be the best method for healing. I still prefer to do a very slow set of taichi (with deep breathing) which costs me nothing.
The above theories are based on my taichi healing theory posted under the hypothesis called Pao's Law of Exercise.
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