Today you might Hardy. No illnesses and can also work as usual. However, your body should be maintained at all times so that you have good health, that is, a healthy body, strong. Not sick. There is great resistance chart.
Today you may be strong, do not get sick and can not work normally. However, your body should be supervised at all times. So you are in good health. It is healthy to be sick to have a good immune system. And mental health as well.
Today you may be strong, don't get sick, and can work normally. However, your body should be treated with care all the time to keep you healthy. That's healthy. Not sick easily, immunity.