Smoking immediately harms nearly every organ of the body.
Your Brain: Nicotine literally changes your mind. It is as addictive as heroin. When quitting, you may feel anxious, irritable and have strong cravings.
Your Ears/Eyes/Mouth: Smoking may cause hearing loss, low night vision, cataracts; cavities, teeth loss, gum disease; as well as cancers of mouth and throat
Your Face: Smoking causes dry skin, wrinkles, and stretch marks.
Your Heart: Smoking stresses the heart and raises blood pressure. It increases your risks of blood clots, stroke, and heart attacks.
Your DNA: Every cigarette drag damages your DNA and may lead to cancer. One-third of all cancer deaths are caused by tobacco.