Causes of aging Most people are now well aware of what causes premature aging.  There are several causes of premature wrinkles, age spots, sagging skin, puffy eyes and more. Here are the main causes of aging: Smoking – this includes second hand smoke Overexposure to the sun without proper sunscreen Lack of exercise Cold dry weather – dries out your skin Alcohol Stress Lack of sleep – one of the leading causes of dark circles, puffy eyes and sagging skin Free radicals – cause damage from the inside out – a good reason why we need to take in better foods that contain antioxidants that destroy free radicals. Next: Treatment for Aging Questions? Comments? Need support? Support Terms of use | Privacy policy | Disclaimer