All sorts of different studies are pointing to how lack of sleep damages brain cells. One recent study found that in mice 25% of certain brain cells died as a result of a prolonged lack of sleep. Other studies have found lower integrity white matter in the brain, possibly as a result of lack of sleep.
1 Food poisoning; food poisoning can also cause pain in the lower left abdomen. 2  Moreover, it can cause nausea, vomiting or diarrhea and fever. 3  Symptoms usually occur for 24-48 hours. 4  For some cases, need to be hospitalized.
Organs of the abdomen include the stomach, small intestine, colon, liver, gallbladder, spleen, and pancreas. Abdominal pain can range in intensity from a mild stomach ache to severe acute pain.The pain is often nonspecific and can be caused by a variety of conditions.iverticulitis typically causes pain in the left lower abdomen where most colonic diverticula are located. Pain from the gallbladder (biliary colic or cholecystitis) typically is felt in the middle, upper abdomen, or the right upper abdomen near where the gallbladder is located.