People with PAH often have problems in the tiny blood vessels that deliver oxygen and nutrients to heart cells, according to a study.

These findings are published in November 2025 in The American Journal of Cardiology. The Clinical Burden of Microvascular Dysfunction. The implementation of primary percutaneous c ...

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 ...

PHILADELPHIA — In patients with angina but no obstructive coronary artery disease (CAD), low coronary flow reserve (CFR) detected in the cath lab can provide a clear diagnosis of coronary ...

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 ...

Chest pain can be frightening, especially when tests show your major heart vessels look clear. Many women in particular live with this confusing problem, only to later learn that the trouble lies in ...

Heart disease affects women differently than men, and understanding those differences can be lifesaving.

NEW YORK (MedscapeWire) May 16 - Microvascular disease may predict subsequent development of type 2 diabetes mellitus even in patients thought to be at low risk, according to results of a study ...

Song Hu and his collaborators have developed super-resolution functional photoacoustic microscopy (SR-fPAM), which allows researchers to image blood ...