Eric Lawson, one of the iconic, rugged "Marlboro men" in ads for the Marlboro cigarette brand died of respiratory failure due to chronic obstructive pulmonary disease (COPD). A smoker since 14, he was featured in print ads for the product from 1978 to 1981. Others who pitched the brand have also died from smoking's consequences.
PositiveTip: Refuse to let smoking get a grip on you. Sooner or later it will kill you.