The heart is a muscular organ roughly the size of your fist. As the heart muscle contracts, it propels the blood out into the vascular system. The heart’s chambers and valves are arranged to direct ...

There are several types of valves currently available for surgeons to use, but there are benefits and downsides to each type. Your surgeon should help guide you through the decision-making process.

TNXP Tonix Pharmaceuticals Holding Corp.

Data on mRNA vaccines sent by Moderna to European regulators before the COVID-19 outbreak included early tests of the mRNA platform to treat or prevent diseases such as cancer. They did not ...

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