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.
Lower Left Side Abdominal Pain â Therapeutic Tracks. Depending on the diagnosis, invasive and non-invasive methods are available when you experience a lower left abdominal pain. According to Polly Gerber Zimmerman, RN, there is a way for physicians to try and narrow down possible causes of the lower left pain, summarized in the mnemonic PQRST: 8