Most symptoms decrease sharply during the first few days of cessation followed by a continued but slower rate in decline in the second and third weeks of abstinence.
Most symptoms pass within two to four weeks after quitting.
Most frequent first 2 or 3 days, can happen occasionally for months or years. Wait out the urge. Urges last only a few minutes. Exercise, go for a walk around the block. Cigarettes and other forms of tobacco are addictive.