Ovulation is a normal part of a woman’s physiological cycle. When dizziness occurs, it is mostly due to changes in estrogen levels in the body, which can cause dizziness if a woman has recently been cold or has low blood pressure or anemia. During ovulation, women may experience nausea, vomiting and other gastrointestinal reactions, as well as drowsiness, fatigue and a small amount of vaginal bleeding. There are many causes of discomfort during ovulation, such as tubal spasms or other diseases. For women with regular menstrual cycles, ovulation occurs about half a month before the onset of menstruation. If the symptoms persist after ovulation, it is recommended to go to the hospital for a timely examination to check the cause and treat the problem.