Maybe it starts off mild: a tickle in the throat, a minor case of the sniffles, or slight muscle aches. It’s a feeling we’ve all experienced before, so you go bed early and hope that a good night’s sleep will help your body knock out whatever bug you’ve got this time, But, when you wake up in the morning, you are as sick as a dog. Illnesses come on suddenly and without much warning, disrupting our daily lives, routines, and body.