May 31 is World No Tobacco Day, so what better day to talk about why you should quit smoking right now? Here are 10 compelling reasons to kick the habit today.

Smoking causes 87% of all lung cancer cases (source), and lung cancer kills more women than breast and ovarian cancers combined. (source)
Smoking causes wrinkles all over your body.
Smoking dramatically increases women’s risk of developing coronary heart disease (source), and heart disease is the leading killer of American women. (source)
Smoking turns your teeth yellow.
Women who smoke risk having a heart attack 19 years earlier than women who don’t smoke. (source)