Weight-loss basics
Learning Center
Bioidentical hormones: Are they safer?
There's no evidence that bioidentical hormones are safer than standard hormone therapy for menopause.
Bilirubin test
Find out what to expect from a bilirubin test — an important blood test that determines how your liver is functioning.
Belly fat in women: Taking — and keeping — it off
Belly fat is more common after menopause. Find out why and learn how to keep it off.
Bed rest during pregnancy: Get the facts
What's the difference between bed rest and pelvic rest during pregnancy? Are there benefits? Understand the recommendations and how to cope.
Basal body temperature for natural family planning
Learn the steps for tracking body temperature for pregnancy or contraception. Find out when during your menstrual cycle you're more likely to be fertile.
Bartholin's cyst
A Bartholin's cyst is a fluid-filled lump near the vaginal opening. It's rarely serious, but when infected, it can be painful.
Barium enema
Find out how to prepare and what to expect if your doctor has recommended a barium enema.
Bacterial vaginosis
Learn about symptoms, treatments and prevention of this common vaginal condition.
Back pain during pregnancy: 7 tips for relief
Ease a painful or achy back while pregnant with these simple tips.
Baby naps: Daytime sleep tips
Know when and how long babies need to nap, how to put them down for naps and how to handle fussiness.
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