Ever pressed down on your fingernails and noticed a pulsing pink and white color? Turns out, this could be a warning sign of a serious heart condition called aortic regurgitation, according to Dr. Joe MD on Instagram. This symptom, known as Quincke's sign, means your heart valves might not be working right. If you spot this, don’t ignore it—get checked out! Other red flags for heart failure include breathlessness, swollen ankles, and a racing heartbeat. Your nails might be telling you more than you think! #Health #BodyHealth #HeartHealth