Admins and managers have the ability to record a sick day on an employee's record, however, employee's cannot add sickness to their own record. Once communication has taken place with the employee and the manager/HR, this can be added to their record.
To learn how to add sickness please see:
On the desktop:
http://help.peoplehr.com/absence-and-attendance/adding-sickness-and-sickness-settings
On the mobile app:
https://help.peoplehr.com/en/articles/3702132-mobile-sickness
To download the mobile app, please see:
http://help.peoplehr.com/mobile-application/download-the-people-mobile-app
Thanks,
Customer Services Team.