Here are some of the most common reasons for pain on either side of the lower abdomen.
*The lower left side of your abdomen is home to the last part of your colon, and for some, the left ovary in those who have them.
*In many cases, persistent pain specific to the lower left side of the abdomen is caused by diverticulitis.
*Diverticula are small pouches created from pressure on weak spots in the colon. Diverticula are common, and even more so after age 50Trusted Source.
1. Passing gas and burping are normal. Gas can be found throughout your digestive tract, from your stomach to your rectum. Gas is the normal result of swallowing and digestion.
2. Indigestion usually happens after eating. Your stomach makes acid when you eat. This acid can irritate your esophagus, stomach, or bowel.
3. A hernia is the result of an internal organ or other body part pushing through the muscle or tissue surrounding it. A lump or bulge may appear with some hernias in the abdomen or groin.
4. An inguinal hernia is the result of fat or a portion of the small intestine pushing through a weak area in the lower abdomen.
5. A kidney stone usually starts to cause problems when it moves around inside your kidney or into your ureter. The ureter is the tube that connects the kidney to the bladder.
6. The shingles infection can cause a painful rash that looks like a stripe of blisters wrapping around one side of your body.
7. With endometriosis, tissue similar to that which typically lines the inside of your uterus also grows outside the uterus. This can cause abdominal pain.
8. An ovarian cyst is a sac filled with fluid inside or on the surface of an ovary. Most cysts don’t produce symptoms and go away without treatment in a few months
9. Ovarian torsion is more likely to happen with pregnancy or the use of hormones to promote ovulation.
10. With ectopic pregnancy, a fertilized egg implants itself before it reaches the uterus. This usually happens inside the fallopian tubes connecting the ovary to the uterus.
11. In testicular torsion, the testicle rotates. This lowers blood flow to the testicles and causes severe pain and swelling. The cause of this condition is unknown.