Question: signs you are very ill?
Answer: Chest Pain. Chest pain could be caused by a number of different factors ranging from muscle soreness to a heart attack. ...  Abdominal Pain. ...  Sudden Weight Loss or Gain. ...  Changes in Appetite. ...  Fatigue or Weakness. ...  Shortness of Breath. ...  Nausea or Vomiting. ...  Difficulty Swallowing.