The main symptom of<unk>  is pain concentrated in the lower abdomen or pelvis. It is also commonly felt in the right or left side of the abdomen. It may radiate to the thighs and lower back. Symptoms often co-occurring with menstrual pain include nausea and vomiting, diarrhea, headache, dizziness, disorientation, fainting and fatigue. Symptoms of<unk>  often begin immediately after ovulation and can last until the end of menstruation. This is because<unk>  is often associated with changes in hormonal levels in the body that occur with ovulation. In particular, prostaglandins induce abdominal contractions that can cause pain and gastrointestinal symptoms. The use of certain types of birth control pills can prevent the symptoms of<unk>  because they stop ovulation from occurring.<unk>  is associated with increased pain sensitivity and heavy menstrual bleeding. For many women, primary<unk>  gradually subsides in late second generation. Pregnancy has also been demonstrated to lessen the severity of<unk> , when menstruation resumes. However,<unk>  can continue until menopause. 5–15% of women with<unk>  experience symptoms severe enough to interfere with daily activities.
Dysmenorrhea
Interstitial cystitis
Hypomenorrhea
Pelvic inflammatory disease
Blennorrhoea
Ectopic pregnancy
Amenorrhea
Pelvic pain