Diseases and CureNicotine – Definition, Causes, Risk Factors, Complications, and MoreGethealthandbeautyMarch 3, 2024March 4, 2024 by GethealthandbeautyMarch 3, 2024March 4, 20240801 Nicotine Definition Nicotine is the chemical in tobacco that brands it challenging to quit smoking. Addiction occurs when you...