Daniel Kaluuya (born 8 May 1989) is an English actor, comedian and writer, who is best known for playing Posh Kenneth in the E4 teen-drama Skins. He also appeared in the BBC dark comedy series Psychoville playing Michael Fry (a.k.a. Tealeaf) and Mac in the BBC Three's horror drama The Fades.
Abdominal fluttering or spasms can be caused by pregnancy, muscle fatigue, stress, excess gas or acid in the gastrointestinal tract, or bowel disorders. Abdominal fluttering is described as a vibration or fluttering sensation in the abdomen, according to Steady Health. Continue Reading.
Upper abdominal spasm: Introduction. Upper abdominal spasm: Sudden involuntary contraction of the upper abdominal muscles. See detailed information below for a list of 6 causes of Upper abdominal spasm, Symptom Checker, including diseases and drug side effect causes. Causes of Upper abdominal spasm: Sudden involuntary contraction of the upper abdominal muscles. See detailed information below for a list of 6 causes of Upper abdominal spasm, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of  Causes | Symptom Checker Â».