In males and females ages 5-14, the number of ischemic stroke hospitalizations increased 31% and 36%, respectively, from 1994 to 2007. For ages 15-34 the increase was 51% for males and 17% for females. For ages 35-44, the increase was 47% for men and 36% for females. The increase in obesity seems to be the primary cause.
CDC, February 2011
If this doesn't "scare you straight", I don't know what will. All indications lead to Obesity being a bigger risk factor for cardiovascular disease than smoking. If you are overweight, now is the time to do something about it.
Consult with your healthcare provider to develop a plan to adopt lifestyle choices that will help you achieve an ideal weight and live a healthier life.