Many things: Many things can cause this including polycystic ovarian syndrome, insulin resistance/diabetes, thyroid disease, some medications, stress, changes in weight, diet ,exercise, or schedule, and pregnancy ( unlikely with a negative test). See a doctor for a full physical and testing to find out what is going on. Hope this helps. Good luck.
Answered 6/22/2017
3.5k views
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question