However, regular heavy periods justify a trip to the doctor to check your blood
counts. Many women become accustomed to heavy periods
, considering them to be normal. Over time, though, the excess monthly blood loss leads to anemia, potentially causing weakness or fatigue. If you ever feel something's not right with your period, see your health care provider.
What causes menstrual blood problems?
Changes in color and thickness of menstrual blood are often normal.