Did you know. ①No dieting or increased exercise and sudden weight loss. (ii) Bloating occurs daily and lasts for several weeks without relief. ③Sudden subcutaneous bleeding or extensive keratinization. ④Feeling extremely tired and not getting better after rest. ⑤ Blood in the urine and stool and sputum. ⑥Continuous indigestion…Warning signs of cancer summarized by doctors. If these symptoms appear, go to the hospital for examination to keep you away from cancer!