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Immunotherapy is designed to help a person’s own immune system fight cancer more effectively.

Palliative care is a way to improve quality of life for a person who's being treated for a serious illness. It is a type of medical specialty. To palliate means to ease the symptoms of an illness.

The treatment choices for prostate cancer depend on several things. These include your age, your overall health, and the size and location of the cancer. They also include lab test results and the stage of the cancer.

Be prepared. Know what to do for heat exposure.

Only you can decide whether to tell others about your condition. You may feel that your health is a private matter. Maybe you have a hard time deciding who to tell and how much to say. Or, you might find that talking makes you feel better. The choice is yours.

Parkinson disease is caused by a problem with a small area of your brain. This part of the brain helps control your movement and balance. For reasons that are not yet clear, cells in this part of the brain stop working.

Most insect bites cause only minor swelling or itching. But if you're allergic to insects such as wasps or bees, a sting can cause a life-threatening allergic reaction. Tick bites and poison from scorpions and certain spiders can be serious. Knowing when to get emergency care could save your life.

Learn all about tick bites, including removing a tick, common symptoms of tick-borne diseases, and when to get medical help after a bite.

Detailed information on hormones and their role in the workings of the endocrine system