Your feet can offer early clues about heart health. While not a diagnosis, signs linked to “poor circulation or cardiovascular dysfunction” may signal the need for medical attention and help prevent serious problems.

Feet that stay unusually cold—especially “cold feet or toes,” even in warm settings—can suggest reduced blood flow from a weakened heart. Swelling in the feet or ankles may point to fluid buildup related to heart failure, particularly when it’s frequent or unexplained.

Changes in foot color, such as “bluish, purplish, or pale tones,” can indicate poor oxygen or blood flow. Unusual sensations like numbness, tingling, or burning may be linked to peripheral artery disease (PAD), a condition that increases the risk of heart disease.

Pain or cramping in the legs or feet while walking—called “claudication”—often signals narrowed arteries. Foot sores or cuts that heal slowly may also reflect ongoing circulation problems.

If you notice these signs, especially in combination or without a clear cause, a medical evaluation is essential. Early attention can help identify heart-related issues and reduce the risk of serious outcomes.