If you want to reduce cholesterol than you should do a lot of exercising as exercising will reduce the level of bad cholesterol (also known as LDL cholesterol and help you increase the level of good cholesterol (HDL). You should also eat healthy food that is rich in unsaturated fats (like fish, nuts, seeds.). If you are a smoker quit smoking. If you drink alcohol reduce your alcohol intake to zero (or at least near zero). If all of the above measures will not affect your cholesterol levels ( significantly than you should consider taking drugs for lowering cholesterol.