Whether it’s to increase your fitness levels or to lower the chances of heart disease, quitting smoking is a life altering decision. Not only can it make your body feel better, but it also makes you look healthier and younger. With more help and support than ever before, even people who have smoked for long periods can quit successfully. But while others find giving up relatively easy, others find it incredibly difficult. The key is being informed before you begin. To help you change your life for the better, here are three things you need to know. 1. It’s hard