For those who are going to take covid19 vaccine shot,please remember to have your meal before you take your vaccine shot. Also, remember to drink a glass of 250cc warm water. This method will greatly prevent you from side effects you may have after the shot. With this method, the side effects for the second shot is minimized. Even there is some side effects after the shot, it will probably for a short period of time only. Keep this in mind and please share with others.