Pregnancy problems
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Video: Ovulation
Ovulation — the release of an egg from an ovary — occurs about midway through the menstrual cycle. See how it happens.
Video
Video: Baby's soft spots (fontanels)
A baby's soft spots (fontanels) close when the skull bones fuse together. See how.
Video
How your brain works
Which part of your brain does what? Take a tour.
Article
Craniotomy
Learn the brain conditions that are treated with this surgery that involves removing a piece of the skull. Also find out what you can expect during surgery.
TestProcedure
Dry orgasm
It's possible for men to reach sexual climax without ejaculating. Learn about the possible causes.
Symptom
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