Jeremy Pelofsky

President Barack Obama's signature health care law got a boost on Tuesday when a U.S. appeals court agreed with a lower court that dismissed a challenge and found the law's minimum coverage requirement was constitutional.

A U.S. appeals court handed President Barack Obama a victory for his signature health care law on Thursday, ruling against challenges by the state of Virginia and others seeking to invalidate the law as unconstitutional.

An appeals court dealt a blow to President Barack Obama's health care law on Friday, leaving a mark on constitutional law, the health care industry, U.S. politics and U.S. states.

An appeals court on Tuesday sharply questioned whether the state of Virginia could challenge President Barack Obama's signature health care law, which requires Americans to buy insurance in a bid to slow health care costs.

Lawyers for President Barack Obama go to court on Tuesday to try to save the cornerstone of his health care overhaul, arguing that the requirement for Americans to buy insurance is constitutional.