1。个人可以采取什么措施来预防癌症? 2。什么是常见的癌症危险信号? (i)尿液信号:无痛的血尿,排尿不良 (ii)凳子信号:凳子习惯/变化/血腥 (II)连续的零食和丧失, Lipid discharge signal: abnormal vaginal bleeding, especially contact bleeding (V) Other cancer red flags(Saturday) Home self-test, care for health