The world woke up on 28 February 2026 to news that the United States and Israel had launched coordinated airstrikes on Iran, assassinating Supreme Leader Ali ...

Iran's Supreme Leader Ayatollah Ali Khamenei, 86, was killed in a joint American-Israeli operation targeting Iran, state media confirmed on state media ...

A 76-year-old man is admitted for an acute coronary syndrome. Cardiac catheterization demonstrates severe three-vessel disease, and he undergoes bypass surgery. One day after surgery, he suddenly ...

The late Iranian Supreme Leader suppressed a determined grassroots struggle for self-determination—often with crushing ...

Ayatollah Khamenei became Iran’s supreme leader in 1989, wielding ultimate religious and political authority over the state ...

Ayatollah Ali Khamenei, who assembled theocratic power in Iran over the decades as its supreme leader and sought to turn it ...

Adding a 12-lead ECG to pre-participation screening for athletes finds more cardiovascular problems, but US states should not require it because of cost, lack of expertise, and potential inequities, ...

Researchers at the Mount Sinai Kravis Children's Heart Center led a multicenter effort to develop and validate an artificial intelligence (AI) tool that can analyze a standard electrocardiogram (ECG) ...

As Iran’s second supreme leader, he brutally crushed dissent at home and expanded Iran’s footprint abroad, challenging Saudi ...

Rasheda Ali Walsh, a Parkinson’s advocate, author and the daughter of boxing legend Muhammad Ali, talks with “Enable: The Disability Podcast” about her dad’s 30-year battle with Parkinson’s disease.