Understanding what an endocrinologist does begins with understanding what the endocrine system is. The endocrine system is a series of glands that produce and secrete hormones that the body uses for a wide range of functions. These control many different bodily functions, including: 1  Respiration.
Most ovulation tests may be used at any time of the day; some suggest testing first thing in the morning, although this is not required. For greater success, test about the same time each day, and reduce your liquid intake for four hours beforehand.
Use an ovulation prediction kit. You can also get a ovulation prediction kit over the counter at any drugstore for a good price, and you can use it to track your ovulation as well. These ovulation prediction kits are really easy to use and are much like a urine pregnancy test.