Frequent smokers suddenly quit smoking will appear restlessness, dizziness, headache, fatigue, insomnia and other symptoms, is due to the phenomenon caused by the smoking cessation syndrome, is a normal phenomenon. Smoking is addictive, and people who leave tobacco tend to feel all kinds of discomfort, but quitting smoking is important to adhere to, and adhere to the past symptoms of discomfort will disappear. If you feel a lot of discomfort after 6 months of quitting smoking, you can use methods such as distraction, keeping a happy mood, and outdoor exercise such as jogging and swimming to reduce the discomfort. If the discomfort is severe, or if the symptoms persist and do not improve, you can go to a smoking cessation clinic and ask your doctor to evaluate the application of smoking cessation medication if the symptoms are obvious. Quitting smoking is good for your health, so please keep quitting.