Diabetes mellitus doesn't always start with a dramatic crisis. Often, it begins with whispers.

Here are 5 subtle signs, what people mistake them for, and exactly what to do.

1. The "Sticky" Shower Floor 1. The "Sticky" Shower Floor

The Sign: High glucose means excess sugar in your urine. If it dries on the floor, it can leave a slightly sticky residue.

What people think: "I just need to clean the bathroom more often."

What to do: Notice if you are also making more trips to the bathroom at night.