Benign adrenal tumors
Most of these tumors need no treatment, but some do. Learn about diagnosis and treatment…
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Tests & Procedures
Benign paroxysmal positional vertigo (BPPV)
Learn more about the symptoms, causes and treatment of intense bouts of dizziness.
繼續閱讀Benign peripheral nerve tumor
Learn more about the different types of tumors that grow on or around the nerves…
繼續閱讀Benign prostatic hyperplasia (BPH)
This common problem, also known as an enlarged prostate, can be treated.
繼續閱讀Beta blockers: Do they cause weight gain?
Weight gain can occur as a side effect of some of these medicines used for…
繼續閱讀Beta blockers: How do they affect exercise?
If you take this medicine, you may need to change your target heart rate during…
繼續閱讀Bicuspid aortic valve
This condition, present at birth, affects the valve between the lower left heart chamber and…
繼續閱讀Bile reflux
This digestive problem tends to develop in people who've had stomach surgery and sometimes contributes…
繼續閱讀Biliopancreatic diversion with duodenal switch (BPD/DS)
Learn about a two-part weight-loss procedure that involves making the stomach smaller and reconnecting parts…
繼續閱讀Bilirubin test
Find out what to expect from this important blood test that checks how your liver…
繼續閱讀Binge-eating disorder
People with this condition often don't feel able to stop eating and may eat larger…
繼續閱讀Biofeedback
This technique teaches you to control your body's functions, such as your heart rate and…
繼續閱讀Bioidentical hormones: Are they safer?
There's no proof that these treatments are safer than standard hormone therapy for menopause symptoms.
繼續閱讀Biological therapy for cancer
Learn about the latest tools, such as T-cell therapy and cancer vaccines, that use the…
繼續閱讀Biopsy: Types of biopsy procedures used to diagnose cancer
Learn about the different ways of collecting suspicious cells to test in the lab to…
繼續閱讀Bipolar disorder
This mental health condition causes extreme mood swings that include emotional highs, called mania, and…
繼續閱讀Bipolar disorder and alcoholism: Are they related?
These disorders often occur together, and they can be a dangerous mix. Having both conditions…
繼續閱讀Bipolar disorder in children: Is it possible?
Bipolar disorder in children and teenagers is possible. Finding it early and treating it can…
繼續閱讀Bipolar medications and weight gain
Some medicines used to treat bipolar disorder can make you feel hungrier or cause changes…
繼續閱讀Bipolar treatment: Are bipolar I and bipolar II treated differently?
Bipolar 1 and bipolar 2 are related mental health conditions, and although treatment is much…
繼續閱讀Bird flu (avian influenza)
Flu viruses in other animals, such as birds, may be a risk to people. Learn…
繼續閱讀Birth control: Can preejaculation fluid cause pregnancy?
This possible cause of pregnancy makes withdrawal a method of birth control you cannot rely…
繼續閱讀Birth control options: Things to consider
There are many types of birth control. Think about these questions before choosing a method.
繼續閱讀Birth control patch
Learn how to use this type of birth control that delivers estrogen and progestin through…
繼續閱讀Birth control pill FAQ: Benefits, risks and choices
The birth control pill is surrounded by misinformation. Get the facts on common concerns and…
繼續閱讀Birth control pills: Harmful in early pregnancy?
If you took birth control pills before you knew you were pregnant, the risks of…
繼續閱讀Birthmarks
Learn to identify types of birthmarks by how the skin looks. Examples include café au…
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