A cardiologist explains how summer heat forces the heart to work harder as blood vessels widen, potentially triggering cardiovascular events and other symptoms.

Chagas disease, resulting from the protozoan Trypanosoma cruzi, is an important cause of heart failure, stroke, arrhythmia, and sudden death. Traditionally regarded as a tropical disease found only in ...

Graphical Abstract Multiple layers of vascular smooth muscle cells (vSMCs) are present in blood vessels forming the media of the vessel wall. vSMCs provide a vessel wall structure, enabling it to ...