Some of the deadliest diseases are caused by poor nutrition. Obesity, diabetes and even cancer can be traced back to a poor diet, so it's important to learn proper nutrition.

While the only safe way to quickly lower your blood pressure on your own is to relax, your doctor can provide other solutions including medication and lifestyle changes.

One in every 3 adults in the United States has high blood pressure, or hypertension, according to 2016 estimates from the Centers for Disease Control and Prevention. As blood pressure consists of 2 numbers -- a higher and a lower number -- there are 3 types of hypertension.

Most people get numb toes once in awhile, from wearing tight shoes or sitting or standing for extended periods of time. Persistent big toe numbness may be related to injury, nerve damage or poor circulation.

Excess fluid around the heart, known as a pericardial effusion, causes a variety of signs and symptoms that range from mild to severe.

Find out what types of foods, including fruits, vegetables, whole grains, beans, nuts and seeds can lower the LDL (or "bad") cholesterol.

Lifestyle interventions can improve blood pressure readings, and high diastolic readings, or diastolic hypertension, can be improved by many of the same lifestyle therapies that reduce the systolic pressure.

Lifestyle, medical and interventional treatments for coronary artery disease with calcification can relieve symptoms and prolong life.

Everyone yawns, yet the purpose of this body function is still somewhat of a mystery. People commonly yawn when they are tired or bored -- and when they see other people yawn. Excessive yawning, on the other hand, is not normal and can be a sign of a medical problem.

Your food choices play a specific role in preventing heart disease, and reversal of plaque buildup can also occur with aggressive dietary interventions.

You may be trying to do your body a favor by taking probiotics, but heart palpitations that develop from taking the supplement may do your health more harm than good.

Bob Harper suffered a nearly-fatal heart attack in February. "The Biggest Loser" star admits that there were warning signs he ignored.