What are the effects and functions of thousand-year-old reishi?

Ganoderma lucidum has the effect of tonifying the qi, tranquilizing the heart and calming the mind; it is useful in treating conditions such as restlessness of the heart and mind, insomnia, and palpitations.
Ganoderma lucidum is a traditional Chinese medicine and is the dried fruiting body of the fungus Ganoderma lucidum or Ganoderma lucidum of the family Polyporaceae.
Ganoderma lucidum is flat in nature and sweet in flavor, and can enter the heart, liver, lung and kidney meridians. Lingzhi can be used to replenish qi, calm the mind, relieve cough and asthma.
It has the effect of treating lung deficiency, cough and asthma, restlessness, insomnia, palpitation (rapid beating in the heart, panic and restlessness), fatigue (deficiency of internal organs, qi, blood, yin and yang deficiency, long time deficiency not to be restored to become fatigue), shortness of breath, and inability to eat and drink, and so on. Adverse reactions or contraindications are not clear.
Ganoderma lucidum belongs to the Chinese herbal medicine, in order to avoid taking it improperly, please take it under the guidance of a professional doctor, please do not take it by yourself.