A newly discovered pathway between the heart and brain may explain why healthy people faint. The pathway appears to carry signals from the heart's lower pumping chambers to an area of the brainstem ...

Microtubules, part of heart muscle cells' internal "skeleton," help determine how the heart changes shape under stress, and a ...

When the heart is injured, as in a myocardial infarction, the damaged heart muscle cannot regenerate—instead, scar tissue forms. Cardiomyocytes, the heart muscle cells that generate contractile force, ...

Incorporating high-sensitivity cardiac troponin (hs-cTn) testing into the traditional HEART pathway may improve detection of acute MI in patients presenting to the emergency department (ED) with chest ...

3D heart mapping opens treatment pathway in SA By Admire Moyo, ITWeb news editorJohannesburg, 19 Jun 2026The case highlights the growing role of collaboration in delivering highly-specialised ...

Two seemingly disparate signaling pathways -- one that controls organ size in fruit flies and another important for the growth of embryos -- interact in embryonic mouse hearts to restrict cell ...