During sex, i developed a sharp, pressure-like pain in my left lower abdomen. it has now been almost 6 hours and i still feel a pressure-like sensation in that same area, although it's not as bad as when it first began. what could this be?

Pelvic pain: Since this pain developed during sexual activity involving abdominal muscle motions,it favors a muscular strain probability. A less likely cause was a ruptured ovarian cyst. At this time I would observe for effect of movements of your abdominal muscles to see if it affects the discomfort. Development of worsening pelvic pain and abdominal tenderness would warrant an exam by a physician or gynecolo