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Testicular retraction is a condition in which a testicle descends normally into the scrotum, but can be pulled up with an involuntary muscle contraction into the groin.
Nipple retraction could be natural or a sign of aging, or it could signal an underlying condition. Learn what causes this symptom and when to see a doctor.
When a person with a vulva is aroused, blood rushes to the erectile tissue that makes up the clitoris, causing it to become engorged. Here's how it works.
In addition to social media, some of these distraction-busting programs also allow you to block online games as well as apps and sites like YouTube, Netflix, Amazon, Twitter, text messages, and ...
As a result, they lose some of their ability to retract . Consequently, when you lose a lot of weight, excess skin may hang from the body. In general, the greater the weight loss, the more ...
Phimosis is a condition that makes it difficult to retract the foreskin. Balanitis is inflammation of the head of the penis. Balanoposthitis is inflammation of both the penis head and the foreskin.
Paraphimosis is a condition where the foreskin gets stuck behind the penis head and can't be repositioned. Learn about its symptoms and treatment.
The subspace is then called a retract of the original space. A deformation retraction is a mapping that captures the idea of continuously shrinking a space into a subspace. An absolute neighborhood retract (ANR) is a particularly well-behaved type of topological space. For example, every topological manifold is an ANR.