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An epidemic occurring worldwide or crossing several countries and affecting a large number of people.

Pap smear

A screening procedure in which cells are collected from the cervix to test for cervical cancer in women.


A condition that occurs when the foreskin of an uncircumcised male cannot be pulled back over the head of the penis, which can cause blood and fluid to become trapped around the area.

Partial colectomy

A colorectal cancer treatment in which parts of the colon that host cancer are removed as well as small amounts of normal tissue on either side of the cancer.

PDE 5 inhibitors

A class of oral medications (phosphodiesterase 5 inhibitors), including sildenafil (Viagra), tadalafil (Cialis), vardenafil (Levitra) and avanafil (Stendra), which are often used to treat erectile dysfunction.

Pelvic exam

A routine exam in which a doctor places two gloved fingers into the vagina while placing their other hand on the abdomen to feel the uterus and ovaries.

Pelvic inflammatory disease

An infection of the female reproductive system that can be caused by some sexually transmitted diseases or other unrelated infections.

Penile elongation surgery

A procedure in which a surgeon makes the existing penis more visible by cutting the ligament that connects the base of the penis to the lower pelvis.

Penile girth enhancement

A surgical procedure intended to add thickness to the penis usually by removing fatty tissue from other areas of the body and injecting it under the skin of the penis.

Penile implant

A device inserted into the penis used to treat erectile dysfunction by mimicking a natural erection.

Penile yeast infection

A fungal infection of the penis that can cause a spotty, itchy rash and, sometimes, a white discharge and burning sensation.


The male sex organ which is also involved in the excretion of urine.

Penis desensitization

A decrease in penis sensitivity.

Perceived ejaculate volume reduction (PEVR)

A reduction in the amount of semen released during ejaculation.


A transitional period that leads to menopause and is marked by one full year without menstruation.


A surgical procedure in which the area between the vaginal opening and the anus is reshaped and tightened.

Peripartum depression

Depression that occurs shortly before or immediately after childbirth.

Peyronie’s disease

A noncancerous condition resulting from fibrous scar tissue that develops on the penis and causes curved, painful erections; also known as penile fibrosis.


The inability to retract the foreskin covering the head of the penis.

Placenta previa

A condition in which the placenta (an organ that develops in the uterus during pregnancy) partially or completely covers the openings of the mother’s cervix.

Polycystic ovary syndrome (PCOS)

A hormonal disorder that causes infrequent or prolonged menstrual periods or excess male hormone (androgen) levels; can prevent follicles from growing and maturing to release egg cells.


An abnormal tissue growth that most commonly occurs on the lining of the colon.

Postorgasmic illness syndrome (POIS)

A condition theorized to be an autoimmune response to secretions in the prostate released during ejaculation that leads to symptoms of illness after orgasm.

Postpartum anxiety disorder

A long-term mood disorder involving persistent feelings of anxiety after childbirth.

Postpartum depression

A long-lasting, moderate to severe form of depression that occurs after childbirth.

Post-traumatic stress disorder (PTSD)

A mental health condition triggered by trauma or a shocking and/or dangerous event someone experiences or sees.


A dangerous pregnancy complication characterized by high blood pressure and signs of damage to another organ system, most often the liver and kidneys.

Premature ejaculation

A condition in which a man ejaculates sooner than he or his partner would like during sexual intercourse.

Premature ovarian failure

A condition in which the ovaries stop functioning normally before age 40.

Premenstrual dysphoric disorder (PMDD)

The most severe form of premenstrual syndrome that interferes with a woman’s daily functioning and quality of life; often requires treatment.

Premenstrual syndrome (PMS)

A combination of physical and psychological symptoms that many women get due to hormonal changes about a week or two before their period.


A rare but dangerous condition in which an erection lasts too long.


Live microorganisms that may provide health benefits when consumed or applied to the body.


A hormone that maintains the lining of the uterus when a fertilized egg implants.


A walnut-sized gland located between the bladder and the penis that is responsible for producing seminal fluid that transports and protects semen during ejaculation.

Prostate cancer

A disease that occurs when abnormal cells form and proliferate in the tissue of the prostate, attacking healthy cells.


A surgical procedure in which the prostate is partially or completely removed in order to treat prostate cancer or benign prostatic hyperplasia (BPH), an enlarged prostate.

Prostate-specific antigen (PSA) test

A diagnostic test for prostate cancer that measures the level of the prostate-specific antigen protein in the blood.

Prostatic urethral lift

A treatment for benign prostatic hyperplasia (BPH)) in which thin implants are inserted on either side of the prostate to make the urethra wider and the passing of urine easier.


A condition in which the prostate gland gets swollen and inflamed.


An autoimmune inflammation issue that results in red skin with thick, shiny scaling.

Pubic lice

Parasitic insects found in the pubic hair of humans that can be spread through sexual contact or contact with an infected surface.