This new imaging technique, when applied to humans, could both improve our understanding of the circulatory system (veins, ...

Blood microcirculation is a complex network that transports blood to tissues and organs through tiny blood vessels. When this mechanism functions properly, cells receive the oxygen and nutrients they ...

I am a 68-year-old woman who is in relatively good health. My primary exercise is walking my dogs anywhere from 2-5 miles per ...

Q: I’m slated to retire next year, and it scares me to death — well, I hope not death, exactly, but I’m not sure what to do ...

Cardiovascular and metabolic health are influenced by the circadian system, which regulates 24-hour rhythms across numerous physiologic processes. Disruptions to circadian rhythmicity can adversely ...