Add Yahoo as a preferred source to see more of our stories on Google. It may surprise you—up to half of patients with chest pain don’t have blocked arteries. So what’s causing their symptoms? This ...

A new review highlights the potential role of single nucleotide polymorphisms (SNPs) in improving the early diagnosis and targeted intervention of coronary microvascular dysfunction (CMD)—a condition ...

Invasive coronary functional testing to identify the cause of angina in patients with nonobstructive coronary artery disease (ANOCA) can be performed safely at both experienced and less-experienced ...

These findings are published in November 2025 in The American Journal of Cardiology.

ROCHESTER, Minn. — A study at Mayo Clinic suggests that an hourglass-shaped stent could improve blood flow and ease severe and reoccurring chest pain in people with microvascular disease. Of 30 ...

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Empagliflozin reduced proinflammatory cytokines and oxidative stress markers in INOCA patients with CMD, improving vascular health. Treatment led to favorable shifts in endothelial extracellular ...