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Inflammation of the penis that causes swelling, redness, itching and a rash.

Balanitis xerotica obliterans (BXO)

A chronic condition involving the inflammation of the penis which can lead to phimosis, or the inability to retract the foreskin, as well as the narrowing of the urethra.

Benign prostatic hyperplasia (BPH)

A nonmalignant enlargement of the prostate gland that occurs when the gland’s cells start to multiply and cause swelling that interferes with urine flow.


A class of drugs that blocks the action of substances, such as adrenaline, on nerve cells and causes blood vessels to relax and dilate, facilitating improved blood flow and lowered blood pressure and heart rate.

Birth control

Any form of contraception that prevents pregnancy.

Bladder stones

Hard masses of minerals in the bladder that develop when minerals in urine crystallize, which often happens when the bladder is unable to get completely emptied.

Body mass index (BMI)

A value derived from a person’s weight in kilograms divided by the square of height in meters; often used as a screening tool for weight categories that may lead to health problems.

Boric acid

A powdery substance with antifungal and antiviral properties.


Injections that consist of a botulinum toxin called onabotulinumtoxinA, which is used to temporarily prevent a muscle from moving.

Brazilian butt lift (BBL)

A surgical procedure in which fat is transferred from other parts of the body to the butt, creating a fuller, rounder appearance.

BRCA1 mutation

A genetic mutation that significantly increases an individual’s risk for breast cancer.

BRCA2 mutation

A genetic mutation that significantly increases an individual’s risk for breast cancer.

Breast augmentation

A surgical procedure in which breast implants are inserted to modify the shape, size and outline of a woman’s breast.

Breast cancer

A type of cancer that originates in the tissue of the breast and surrounding areas.

Breast density

A value determined by the ratio of dense fibrous tissue (the milk glands and supportive tissue) to the non-dense or fatty tissue in the breast; a denser breast has a higher amount of glandular and fibrous tissue compared to fatty tissue.

Breast ducts

Tiny sac-like tubes that carry milk from those glands to the nipple.

Breast lobules

The glands in the breast that produce milk.

Breast revision

A surgical procedure in which breast implants are removed and replaced.

Breast self-exam

A detection method in which an individual uses their hands and eyes to look for any obvious lumps or masses, or any general changes to the look and feel of their breasts.