WARNING: if you’re a hypochondriac, you probably shouldn’t read this!

In movies, sometimes a character will interrupt a conversation with a cough that seems innocent at the time, but sure enough, a few scenes later, everyone’s at that character’s funeral lamenting, “We should have seen the signs!”

This is, of course, just a plot device, and it doesn’t bear any resemblance to the real world…or does it? One might think your body would tell you if it’s dying — “HEY, LISTEN UP! GO TO THE DOCTOR” — but oftentimes, it warns us in the most frustratingly subtle ways. Here are some symptoms that may seem harmless at first…but could end up spelling your doom.

Weak teeth = bad stomach

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Despite brushing, keeping soda out of your diet, and doing virtually everything your dentist tell you to do, is your enamel still too weak? Well, then you might have an acid reflux problem in your stomach! While sugary treats wear down the enamel on the front of your teeth, acid from your stomach may be eroding the backs!