Risk Of Heart Disease? Home » Questions » Heart & Cardio » Risk Of Heart Disease? 0 Vote Up Vote Down Anonymous asked 8 years ago Does smoking increase your risk of heart disease? 1 Answers 0 Vote Up Vote Down Uma Maheshwari - Dietitian Staff answered 8 years ago Hi, YES! Smoking does increase the risk of heart disease. It damages the lungs and reduces its capacity to supply oxygen to the blood. Low oxygen supply will eventually lead to heart attack. Regards, Uma Maheshwari PS