From numerous studies have identified a association between the vaccination against the COVID-19 and of disorders menstrual disorders. From data on potential potential of other vaccines on the health menstrual are necessary to to better inform to people on this à what expect and for fight against vaccine vaccine hesitancy.
The aim is to evaluate the association between the changes of the duration of the cycle cycle and the vaccination against the vaccination, with or without administration concomitant of a vaccine against the COVID-19.