"Every woman's periods are different, and it can be difficult to assess whether or not your bleeding is heavier than it should be. Periods are obviously a personal subject, and most of us have no way of knowing if our bleeding is the same as that of our friends or anyone else. How do specialists gauge it? Well, thanks to a number of women who sent their sanitary towels and tampons to a lab for analysis, we now know what is considered to be ‘normal’.
"On average, we lose about 6–8 teaspoons (35ml), or about half an eggcup, over the course of a period. Some women lose more and others less, but this figure acts as a benchmark for an average woman in an average cycle.

Are your periods heavy?
"The easiest way to gauge whether your periods are unusually heavy is..."