Your body needs cholesterol to make hormones and to keep your cells healthy. Cholesterol comes from two sources: your liver and your diet. But if your diet exceeds the body’s need for cholesterol or saturated fats, your cholesterol level in your blood will increase. This video discusses treatments and lifestyle changes that may be prescribed by your doctor.
A cardiac stress test may be ordered if you have or are suspected of having coronary artery disease. This test evaluates your heart’s response to stress or exercise. Watch this video and learn what to expect before, during, and after this procedure. Other types of stress tests will also be presented.
This surgery is one way to treat blocked areas in the arteries of the heart. See how the surgery is done, and what to expect before and after.
Cardiac catheterization procedure can diagnose a variety of heart conditions and determine the health of your coronary arteries, heart valves, and heart muscle. View this video to learn what happens during this procedure and various treatment options.
Physical activity is healthy for your heart—even after you've had a heart attack or bypass surgery. It's important to start out slowly, under the supervision of cardiac rehab specialists. In this video, you'll learn what's involved in cardiac rehab and how it can benefit your health in the long term.
Heart failure is when your heart can’t pump enough blood to meet your body’s needs. Learn about the different types of heart failure, and the treatments that can help you manage it.
Atrial flutter is when the upper chambers of the heart beat too fast. Learn how it happens, and how it can be treated.
A pacemaker is a small device that helps the heart beat normally. See how it’s put in the chest, and how it uses electrical signals to keep the heart on track.
A colonoscopy is a common procedure. It is used to look for the cause of problems or changes in your bowel. And it can find cancer at its earliest stages, when it’s easier to treat. Watch and see how a colonoscopy is done and what a doctor can see inside your body.
Flexible sigmoidoscopy is a common procedure. It is used to check the health of the lower part of the colon. It can show your doctor what’s causing problems with your bowel movements, or causing bloody stool, belly pain, or weight loss. This video will show you how it’s done.
An upper endoscopy (EGD) is done to look at part of the digestive system. EGD helps diagnose conditions such as acid reflux and ulcers. Find out what to expect for your procedure.
Although used less commonly than knee or hip replacement, shoulder replacement surgery removes diseased or damaged bone in the shoulder and replaces it with an artificial joint. If arthritis pain is unrelieved by other methods, you may need replacement surgery. Learn how the shoulder works and what to expect in replacement surgery.
When a hip joint is injured or has arthritis, it may need to be replaced. See what to expect before and after hip surgery.
Injury to the knee can cause pain and change your mobility. When knee pain affects your quality of life, a total knee replacement may help. Learn about the benefits and risks of knee surgery.
Having shoulder pain or problems lifting your arms over your head? You may have tendonitis or a tear in the muscles and tendons that hold your shoulder in place, called the rotator cuff. This video explains symptoms of this syndrome, possible treatments, and ways you can prevent shoulder injuries.
Exercise during pregnancy helps keep your body strong and your baby healthy. But there are some exercises that you shouldn’t do. Learn about the changes your body goes through during pregnancy. Find out what you can do to stay fit and healthy.
A hysterectomy is a common procedure that some women may need to help stop pain, bleeding, or other problems. It can be done in several ways, one of which is abdominally. In this video, you'll find out medical conditions that may require a hysterectomy and what to expect if you need this procedure.
When you have type 1 diabetes, your body can’t process blood sugar. Too much sugar in your blood can cause serious health problems. Watch and learn more about type 1 diabetes and how to stay healthy.
Type 2 diabetes is the most common type of diabetes. It is more common in adults, but you can get it at any age. Find out what causes type 2 diabetes and what you need to do to keep it in check.
Keeping your blood sugar at normal levels helps prevent foot problems. These include nerve damage, poor circulation, and infection. This video shows how to do daily foot care so you can help stop these complications from developing.
Prediabetes means your blood sugar level is above normal but not high enough for a diagnosis of diabetes. Prediabetes increases the risk for developing diabetes, heart disease, and stroke. The good news is, with healthy lifestyle changes, you can prevent or delay the onset of type 2 diabetes. Take action; watch this video to find out more about what you can do.
Monitoring your blood sugar level can help you control your diabetes and your risk for developing complications such as eye or kidney disease. View this video, and learn how and why checking your blood sugar regularly plays an important role in diabetes management.
Quitting smoking is a major life event. It’s easier to do when you are prepared for what’s to come. Watch and learn how to make a solid plan that will keep you on the path to being smoke-free.
Giving up smoking is a tough decision. And slipups can happen. But a slipup doesn’t have to be an excuse to start smoking again. Watch and learn how to get back on track with your plan to quit smoking.
A metered-dose inhaler is a device that is used to treat lung conditions like asthma or COPD. It measures and sends the right amount of medicine to your lungs. Watch and learn how to use one correctly.
A peak flow meter for asthma is like a thermometer for a fever - it helps you monitor what's going on inside your lungs by measuring airflow out of the lungs. The meter can tell you if your airways are narrowing well before asthma symptoms begin. Learn how to use a peak flow meter, how to find your "personal best," and how to set your peak flow zones.
Obesity is not just a “weight problem.” Obesity is a long-term disease that can cause serious health problems. It can affect both adults and children. Watch and learn what obesity is and the steps you can take to get to a healthy weight.
Hemorrhagic stroke happens when a blood vessel in the brain breaks or bleeds. This causes brain cells to die. Stroke can take away your ability to do certain things, like speak or walk. Learn the symptoms of hemorrhagic stroke and what you can do to lower you chances of having one.
Ankylosing spondylitis is a form of arthritis that primarily affects the ligaments and joints of the spine, especially the lower back. As the disease progresses, it can lead to a stooped posture. In this video, you'll find out how this condition develops and the treatments available.
Most people will have back pain at some time in their lives. But you don’t always need the help of a doctor to fix it. Sometimes exercise is all that you need to relieve the pain. Watch and learn exercises to keep your back feeling good.
Cluster headaches are uncommon, but when they occur, they bring on severe head pain. The pain is constant, focused in and around one eye. This video discusses the possible causes of this type of headache and recommended treatments.
Your lumbar spine, or low back, is made of five vertebrae separated by cushioning disks of cartilage. Degenerative conditions or trauma can damage a disk, allowing the material inside to bulge into the spinal canal. This video discusses the effects of this bulging or herniated disk.
Migraine headaches are intense, recurrent headaches that may occur at any age but usually begin between the ages of 10 and 30 years. The precise cause is unknown, but it is hereditary in up to 80 percent of cases. This video gives additional details about migraines, including their symptoms and effective treatments.
Scoliosis is a condition that causes the spine to curve sideways. It can develop during childhood or adolescence and can range from mild to severe. This video explains how scoliosis occurs and what treatments are available.
Seizures happen when the brain has a burst of abnormal electrical signals for a short period of time. This video explains why they occur and what treatments are available.
Tension headaches are usually dull, aching, or throbbing headaches often associated with sensations of fullness, tightness, or pressure. The pain involves both sides of the head and neck. In this video, you'll find out more about symptoms, possible causes, and recommended treatments.
A transient ischemic attack (TIA), also called a ministroke stroke, causes symptoms similar to those of a stroke. The difference is that TIAs don’t cause permanent brain damage. This video explains what happens during a TIA, what you should do if you have symptoms, and what treatment is available.
Myasthenia gravis is a disease of the central nervous system characterized by sporadic muscular fatigue and weakness. It occurs chiefly in the muscles of swallowing and chewing, as well as the muscles of the eyes, face, and neck. This video explores possible causes of this disease, as well as available treatments.
Spinal stenosis is a condition in which the spinal canal narrows and pinches the nerves, resulting in back and leg pain. Spinal stenosis often occurs in older adults, although younger people who are born with a small spinal canal may also develop symptoms. This video explains the condition and what treatments are recommended.
A spinal tap, also called lumbar puncture, is used to take a sample of the fluid from the spinal column to look for infection or bleeding. The most common reasons people need this procedure include severe headache, fever with a stiff neck or vomiting, or confusion. Watch this video to learn what happens during this procedure.
Epilepsy is a seizure disorder that affects thousands of adults and children. A seizure is when the brain has a burst of abnormal electrical signals over a short period of time. These signals cause the body and brain to react in certain ways. This video discusses the causes of epilepsy and what treatments are available.
Multiple sclerosis (MS) is a slowly progressive disease of the central nervous system. MS damages the protective covering of nerve fibers, which leads to multiple physical problems. In this video, you'll learn about possible causes, the range of symptoms, and treatments available.
A concussion is an injury to the brain caused by a blow to the head, or by striking the head on another object. It may result in loss of consciousness or confusion, but the effects usually resolve in a few hours or days. This video explains what happens during a concussion, how it should be treated, and what preventive steps to take.
Carpal tunnel syndrome (CTS) causes numbness and pain in the hands and arms. Certain sports and types of jobs can make it worse. Learn how CTS develops and what you can do to prevent it.
The vertebrae in your spine are cushioned by soft disks. When one of the disks in your neck—the cervical area of your spine—ruptures, the result can be neck pain. Watch this video to find out the possible causes and recommended treatment.
This disease affects the blood supply of the bone and leads to the breakdown of the hip joint. It can be caused by a hip dislocation or certain medical conditions. This video explores other causes, as well as recommended treatment.
Millions of people suffer heart attacks every year. A heart attack can damage the heart’s function, and even lead to death. Learn what happens during a heart attack, and what signs to watch for.
If you have a lump in your breast or a suspicious area on your mammogram or ultrasound, your health care provider may recommend a breast biopsy. Having a biopsy doesn't necessarily mean you have cancer. View this video to learn about the types of biopsies available and what to expect during the procedure.
Prostate cancer is a common cancer in men. Find out how to get screened for prostate cancer, and what to do if you’re diagnosed.
An aortic aneurysm is a weak spot in the main blood vessel in your body. You may not have symptoms at first. But this condition is serious. You may need surgery to repair the damaged area.
A cataract is a clouding of the natural lens within the eye that often occurs as a person ages. Although many cataracts develop without a known cause, long-term steroid use and diabetes are risk factors. Watch this video to find out what you can expect if you develop a cataract.
People with diabetes may develop eye problems such as glaucoma and diabetic retinopathy. In this video, you'll find out more about these problems and what you can do to prevent them. The best approach is good control of your blood sugar levels. You should also have a yearly eye exam.
Skin cancer is the most common cancer in the US. Melanoma is the least common, but the most deadly of the three skin cancer types. In this video, you'll learn who's at risk for melanoma, what to look for to help detect this cancer, and what you can do to prevent it.
The goal of breast cancer screening is to detect cancer at the earliest possible stage, when it is most treatable. This video takes a look at the three components of breast screening—a breast self-exam, a clinical exam by your doctor, and a mammogram.
Carotid artery disease means that a large blood vessel in your neck is partly blocked. You may not have symptoms. But the condition is serious because it can lead to a stroke.
Osteoarthritis most commonly affects the knees, hips, spine, and other weight-bearing joints in the body. Sometimes called the "wear and tear" arthritis, advancing age is a risk factor, but so are obesity and severe injury to the joint. This video discusses the symptoms, treatment, and steps you can take to minimize pain from osteoarthritis.
Bursitis is an inflammation of a closed sac of fluid located near the joints called a bursa. When the bursa becomes inflamed, it causes joint pain and swelling. Learn about the causes and treatment of bursitis, as well as what you can do to help prevent its recurrence.
Diverticuli are herniations in the muscular layer of the colon that make small, saclike swellings. Diverticulitis occurs when diverticuli become inflamed and infected. This video looks at the possible causes of this condition, typical symptoms, and available treatments.
Kidney stones are a common problem, affecting about 12% of men and 5% of women. Stones are typically caused by an imbalance in the urinary system: too little water, too much oxalate, or too much calcium. In this video, you'll find out how the stones develop and what you can do to prevent them.
Labor differs from woman to woman and from pregnancy to pregnancy, but common signs and symptoms can let you know when it is starting. Contractions that increase in strength and frequency are a sure sign you are in true labor. This video discusses the three stages of labor and delivery, as well as types of delivery.
The anterior cruciate ligament (ACL) of the knee can be injured during sporting activities, particularly when an athlete pivots suddenly. The ACL is one of four knee ligaments that stabilize the knee. This video discusses how the knee works and what you should do if you sustain an ACL injury.
Certain changes and discomforts occur during pregnancy - and are perfectly normal. Some of these changes include backache, frequent urination, and constipation. This video describes typical changes, how to safely relieve your discomfort, and what circumstances require a visit to your doctor.