Sex and aging
Learning Center
Butter vs. margarine: Which is better for my heart?
Margarine usually tops butter for heart health. But not all margarines are created equal.
Bump on the head: When is it a serious head injury?
Even a minor injury to the scalp or forehead can cause a large lump. Find out when it's time to see a healthcare professional.
Bulging disk vs. herniated disk: What's the difference?
Compared with a bulging disk, a herniated disk is more likely to cause pain because it protrudes farther and is more likely to compress nerve roots.
Breast implants and cancer: Any connection?
Concerned about a link between breast implants and cancer? Get the facts.
Blood thinners: Can I still get blood clots?
These medications must be taken exactly as directed to prevent blood clots.
Blood sugar levels can fluctuate for many reasons
Unexplained changes in blood sugar levels can be the result of illness, injury, stress and hormone changes.
Blood pressure: Is it affected by cold weather?
Blood pressure generally is higher in the winter than in the summer. Discover why.
Blood pressure: Does it have a daily pattern?
Like many body functions, blood pressure has a daily pattern. Find out more.
Blood pressure: Can it be higher in one arm?
A small difference in blood pressure readings between arms usually isn't a worry. But a large difference can be a warning sign of a health problem.
Blood pressure readings: Why higher at home?
Blood pressure that consistently measures higher outside a medical office is called masked hypertension.
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