Health Care

A new report suggests that sleep apnea may have contributed to the death of Supreme Court Justice Antonin Scalia.

Valeant Pharmaceuticals said it would restate its financial results for 2014 and 2015 after identifying some sales to Philidor that should have been recognized when products were dispensed to patients.

International Business Machines Corp said it would buy Truven Health Analytics, a provider of cloud-based healthcare data, for $2.6 billion, the company's fourth major health-related acquisition since launching the Watson Health unit in April last year.

International Business Machines said on Thursday it plans to acquire Truven Health Analytics, a provider of healthcare data and analytics, for $2.6 billion, marking its fourth major health data-related deal in the past year.

Community Health Systems shares were under pressure, after the No.2 U.S. for-profit hospital operator posted a surprise quarterly loss Monday after the close.

Regeneron Pharmaceuticals reported a weaker-than-expected profit for the first time in four quarters and forecast slowing sales growth for its blockbuster eye drug this year.

Edwards Lifesciences raised its full-year earnings forecast, anticipating stronger sales of its artificial heart valves.

Dow component Pfizer reported an adjusted 4Q profit of $0.53 per share, topping the estimate for $0.52. Revenue for the drugmaker came in at $14 billion, also beating the estimate for $13.56 billion.

Drugmaker Abbott Laboratories said it would acquire Alere for $5.8 billion to boost its global diagnostics presence.