If you experience any of the symptoms below, don’t wait. Don’t second-guess. These are red flags your body is waving in front of you, and seeing a doctor could make all the difference.

1. Sudden Blurred Vision

You’re going about your day—working, watching TV, or cooking dinner—and all of a sudden, your vision goes fuzzy.

This isn’t the kind of slow decline that comes with age. It’s sudden, unexpected, and alarming.

Sudden blurred vision can be a sign of:

Stroke

Severe hypertension (extremely high blood pressure)Uncontrolled diabetesOptic neuritis (inflammation of the optic nerve)