As temperatures drop and we head closer to winter, research suggests it can increase the risk of heart attacks. Dr. Xand ...

Heart attacks can come on suddenly or feel subtle — chest pressure, shortness of breath, nausea, sweatiness or unexplained ...

It can be scary if someone near you suddenly falls unconscious and stops breathing. However, your quick action can save their life. CPR, or cardiopulmonary resuscitation, is a straightforward way to ...