Ejection fraction (EF) measures how well the heart pumps blood. A normal EF is 55% to 70%, meaning the heart pumps out at least half of the blood in its left ventricle with each beat. An EF below 50% ...

He also took a brace of ninths in the Superbike and Senior races, posting a best lap of 129.415mph to prove he’s continuing to ride as well as ever. Despite those results, he admits the decision to ...

A decade after being engulfed by a controversy that culminated in multiple enforcement actions and a regulator clampdown, these off-exchange trading platforms are touting a way to buy and sell ...

Einstein managed to express the core of the entire theory of relativity in just five symbols. The greatest communicators have the ability to clarify. Robin Ticciati has that ability. I value the ...

A new breed of drug middlemen are pushing an unusual cost-saving strategy that lets their employer clients tap a federal program meant for hospitals that serve the poor. The government program ...

Jürgen Flimm's 25-year-old production of Beethoven's Fidelio has returned to the Met for five performances. The dour staging, which moves the action from 17th-century Spain to an anonymous ...

She has performed editing and fact-checking work for several leading finance publications, including The Motley Fool and Passport to Wall Street. DarioGaona / Getty Images A party wall is a shared ...