The falling sensation in the abdomen one week after ovulation may be caused by the aura of menstruation, signs of pregnancy or gynecological inflammation. 1. aura of menstruation: women’s menstrual period is generally about 2 weeks after ovulation, a week after ovulation, abdominal drop phenomenon may be fast menstruation before the pelvic congestion caused by discomfort, generally after menstruation symptoms will disappear, can be localized hot compresses to observe. 2. Signs of pregnancy: If women have sex without measures during the ovulation period, the falling sensation in the abdomen one week after ovulation may be caused by the stimulation of the fertilized egg implantation, you can go to the hospital to draw blood to check the blood HCG to determine whether you are pregnant or not. 3. Gynecological inflammation: a week after ovulation, a feeling of falling in the abdomen may also be pelvic inflammatory disease, adnexitis or endometritis and other gynecological diseases, usually accompanied by increased secretions or odor, lumbar pain and other discomforts, can be combined with ultrasound and gynecological internal examination to clarify the treatment. In addition, there is a feeling of falling in the abdomen, but also to be alert to whether the abdomen is cold or dietary impurity caused by gastrointestinal discomfort, should be early to consult a doctor, after a clear diagnosis of the cause, under the guidance of the doctor symptomatic treatment.