Smoking, dizziness, nausea.

Tobacco contains a variety of harmful substances to the human body, such as tar, nicotine, etc. These substances are inhaled by the human body when burning, which will stimulate the body and cause dizziness. Tobacco contains a large amount of carbon monoxide when burning. After inhalation, it will lead to a decrease in oxygen carrying capacity of blood cells in the body, causing dizziness caused by transient ischemia and hypoxia of the brain.