Please download and install the sports health APP( 10.0.5.5 17 and above) and the fast application center (2.2.2.303 and above) from Huawei application market. Click on the sports health and wellness page to view the female physiological cycle card. If the female physiological cycle card is not displayed on the home page, please add it through the "Edit Card" button. Physiological cycle->; Agree-> Authorization, etc. The physiological cycle function item appears in the watch function menu. Click on the APP physiological cycle card to view the menstrual cycle prediction data. By clicking the three dot buttons in the upper right corner of the page, you can set the menstrual period length and cycle length, set the corresponding menstrual period reminder switch, understand the common problems and authorize the data. On the APP data details page, if the date is selected in the physiological period, you can record your physical condition. Just click the "Record Menstruation" button in the cycle view or the "Record" button at the bottom of the page to set the start date of menstruation and make a more detailed record.