The symptothermal method is one of the many contraceptive methods of rhythm, which is based on changes in the menstrual cycle of the woman and depends on the abstinence of sexual intercourse during a certain phase of the month, which is the fertile period, where the probability of becoming pregnant is greater .
This method consists in the observation of changes in the cervical mucus, which indicates the fertile period of the woman when secreted in larger quantities in a more watery consistency, together with the technique of the contraceptive method of temperature accompanied by the observation of other symptoms that may be related to the release of the ovule, as a mild colic.
Of all the rhythm methods, this is the most reliable one to determine when the couple should avoid intercourse every month.