menstrual cycle• But confusion reigned over the idea of the menstrual cycle.• Smoking was reported by 260 women. inseminations and follow up Intracervical inseminations were applied in subsequentmenstrual cycles.• Just knowing that one is participating in a study of the menstrual cycle can increase reports of negative symptoms by 80 percent.• Her own menstrual cycle, including its uncomfortable drawing to a close, had been strictly her own affair.• The meanmenstrual cyclelength was 28 days.• Also, the menstrual cycle of women can seriously disruptfluidlevels, causing in some cases increases of severalpounds.• When women experience problems with their menstrual cycles, such as irregularperiods, doctors often give them hormones.• Sometimes a mood, or a phase of the menstrual cycle, will bring about a definiteaversion to keeping up appearances.