A regular menstrual cycle occurs after 28 days to 35 days and lasts for 4-6 days approximately. You may count a period to be irregular if it does not start even after 35 days or occurs with a gap of a different number of days each time.
January 31, 2022These associations were stronger for deaths related to cardiovascular disease and when long and irregular cycles were consistently present during adolescence and throughout adulthood.
October 3, 2020