Painful Period (Dysmenorrhea) – Common pain in more than half of women who menstruate for 1 to 2 days each month. Most of it is mild but some undergo severe pain every month. It’s usually caused by the womb contracting to push out the blood.

Abnormal bleeding during menstruation (Menorrhagia) – Heavy bleeding is considered when it interferes with normal activities and women are unable to complete it owing to heavy flow. Talking to the doctor about your bleeding, in terms of how often you have to change your sanitary pads or other methods you use (towels, tampons, period underwear or menstrual cup).

The absence of menstrual bleeding (Amenorrhea) – When a female does not start menstruating even after turned 16, the condition is amenorrhea.

Light or infrequent menstruation (Oligomenorrhea) – Normal period cycle usually lasts 2 to 7 days, with the average period lasting 5 days. The average period cycle is to have period every 28 days and this length of the menstrual cycle varies from woman to woman. Even cycles that are somewhat longer or shorter than this, from 23 to 35 days, are normal. Periods are irregular when they usually occur more than 35 days apart.

Premenstrual syndrome (PMS) – Most women experience this in some point of their lives. It is physical and emotional discomfort that has multiple symptoms prior to menstruation. Pre-menstrual syndrome is linked to the changing levels of hormones throughout the menstrual cycle.

Premenstrual Dysphoric Disorder (PMDD) – Premenstrual Dysphoric Disorder (PMDD) is a severe form of PMS that significantly affects a woman’s life. The most common symptoms of PMDD include heightened irritability, anxiety and mood swings and often medical intervention is necessary.

Endometriosis – A condition where tissue like the lining of the womb (endometrium) grows in other places outside the womb. Endometriosis can cause pain and multiple symptoms.