Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Menstruation, also called a period, happens about once a month. Learn more about the menstrual cycle, what causes your period and related health problems.
Hormonal medicines and periods
Some forms of hormonal contraception (for example the oral contraceptive pill, hormonal IUD, and injection) may affect your menstrual cycle.
If your period stops or changes in any way, you should see your doctor.
Painful periods (dysmenorrhoea)
Period pain (dysmenorrhoea) is common, especially among young females, and the pain tends to ease as you get older. Learn more about the symptoms and treatments of painful periods.
Suffering from heavy, painful or irregular periods? Does PMS affect your wellbeing? Learn about common period problems and how to cope.
Female reproductive system
The female reproductive system involves organs such as the uterus (womb), ovaries, fallopian tubes and vagina, as well as hormones.
Puberty for girls
Learn about the complex physical and emotional changes a girl experiences in adolescence as she becomes a young woman.
Toxic shock syndrome
Toxic shock syndrome (TSS) occurs when a bacteria releases toxins into the body's bloodstream. It's very rare but is more common during a woman's period.
Managing period pain
Period pain (dysmenorrhoea) is common but might make it difficult for you to enjoy normal activities. Here are some ways to manage painful periods, and know when it’s time to see your doctor.
Women don't need to 'put up' with heavy periods
Heavy menstrual bleeding affects 1 in 4 Australian women, but treatment is available. There's no need to suffer in silence.