MBBS, MD - Obstetrtics & Gynaecology, Fellowship in Laparoscopy, DNB (Obstetrics and Gynecology)
Gynaecologist, Chandigarh
One of the common reason is the pressure caused by the baby against your muscles and pelvic bones. You cud also have vaginal/vulval vericosities if there is swelling also. Get urself examined by a nearby gynecologist. If nothing is there then nothing to worry. Take more of rest on left side.