Medically reviewed by Anita C. Chandrasekaran, MD A strong immune system helps protect you from infections by germs such as ...

The heart works tirelessly throughout life, pumping approximately 2,000 gallons of blood daily through a complex network of vessels that nourish every cell in the body. When this vital organ begins to ...

Weak Heart Symptoms: Your heart works nonstop to pump blood and oxygen to every part of your body. Small warning signals are usually issued to the body when it begins to become weak. Most individuals ...