The Queensland man's aorta, the biggest blood vessel in the body, had ballooned to about four times the usual size, leaving ...

In China, researchers studying the burial site of one of the world's most well-preserved mummies also unearthed what's ...

NEET 2026 aspirants should strategically prioritize Biology chapters, as it constitutes 50% of the exam. Human Physiology and ...

“When you donate blood, you reduce your risk of heart disease,” Nalupta said during an interview with the Philippine Information Agency. “Scientific journals show that regular blood donation reduces ...

2. Damage to the heart High blood pressure can lead to coronary artery disease, wherein narrowing of the artery causes limited flow of blood to the heart, causing chest pain, called angina.

Ischemic Colitis occurs when blood flow to part of the colon is reduced or blocked, causing inflammation and potential tissue damage. Symptoms can range from mild abdominal discomfort to severe ...

Keywords heart anatomy, fluorography, venous catheterization, blood flow, cardiac cycle, right atrium, left atrium, coronary arteries, selective opacification, physiological data Email us at ...

Sketches of the heart, c1507. MAG, CC BY-SA Over 450 years later, in 1968, scientists used dyes and radiography methods to observe this blood flow and prove that Leonardo was correct.

Microplastics May Block Blood Flow in the Brain Published Jan 24, 2025 at 12:19 PM EST Updated Jan 24, 2025 at 12:40 PM EST By Hatty Willmoth ...

The research highlights how a ketone body called β-hydroxybutyrate (3-OHB)—a molecule produced by the liver when breaking down fat—can enhance blood flow to the heart.

What Can Go Wrong Sometimes one or more hepatic veins can narrow or get blocked, so blood can’t flow back to your heart. The cause is often a blood clot or growth.

Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.