Paying attention to small physical changes-whether it’s a crease in your earlobe, unusual hair loss, or a faint ring in your eyes-can offer life-saving clues.

Your body often sends out warning signals long before a serious health issue develops-but the challenge is recognizing them.

When it comes to your heart, spotting these hidden red flags early could be the difference between prevention and long-term complications.

Below are five surprising and visible signs that could suggest an underlying heart problem.

By paying attention to these symptoms and acting promptly, you can take powerful steps toward protecting your cardiovascular health.

One of the most fascinating and lesser-known warning signs is a diagonal crease on the carlobe, medically referred to as Frank’s Sign. This line runs from the top corner to the bottom of the lobe and has been linked in multiple studies to blockages in the coronary arteries.

Research indicates that people with this crease may face a significantly higher risk of arterial obstruction. In fact, some studies suggest that up to 70% of individuals with this mark may already have cardiovascular narrowing. While not everyone with the crease will develop heart disease, the risk is too important to ignore especially if the mark appears before age 40. A consultation with a healthcare professional is strongly recommended.

Hair Loss on the Legs

Unexpected hair loss on your legs isn’t always a cosmetic concern-it can be a sign of peripheral arterial disease (PAD). This condition develops when fatty deposits restrict blood flow to the lower limbs, starving hair follicles of the oxygen and nutrients they need to grow.

Hair thinning or sudden patches of loss, particularly when paired with other symptoms like calf pain, cold feet, or slow-healing wounds, may point toward circulation issues. Since PAD can raise the risk of more serious heart complications, anyone experiencing these symptoms should schedule a vascular health check as soon as possible.