Did you know overcooking your hard-boiled eggs could be more than just a culinary faux pas? Discover the unexpected hazards here.

Spot a green ring around the yolk? That's ferrous sulfide forming due to a reaction between the egg's sulfur and iron when overcooked, leading to potential health risks.

Though an occasional overcooked egg won't send you to the hospital, consuming them regularly isn't advised. Stick to the 9-12 minute boiling sweet spot for perfect eggs every time.