You must not do these things.

• eating unhealthy foods
  
  
• everyday luck of sleep
  
  
• never exercising
  
  
• too much drinking
  
  
• drugs
  
  
• too much gambling
  
  
• taking care of other people too much
  
  
  
  
  it is quite obviously what you should not do.
  
  
  I know, you never injure in your life with following these rules.