Reishi Mushroom Benefits are Immense and thus it can be said to be A Wonder Medicine. You Can use Reishi mushrooms To further improve Your immune system. It Helps in lung conditions including asthma in addition to bronchitis. It Also helps fight viral infections like swine flu, avian flu along with other such Flu, kidney disease, cancer, liver disease, HIV, chronic fatigue syndrome (CFS), Stress, insomnia, ulcers and lots of other conditions. It is also utilized by patients with heart disease along with high blood pressure and excessive cholesterol.