New research shows cholesterol levels are dropping in U.S., but more people need care.

A Mexican immigrant fighting President Donald Trump's attempt to end a program shielding young immigrants from deportation says he is nervous about the case finally being heard at the U.S. Supreme Court.

Little Rock teachers say they'll go on strike for one day this week over an Arkansas panel's decision to strip their collective bargaining power and complaints about state control of the 23,000-student district.

The discovery of two fossilized dinosaur skeletons intertwined in what looks like a final death match could make a central Montana ranching couple rich beyond their wildest dreams. Or they may have to share the wealth.

U.S. health officials are reporting a breakthrough in their investigation into the cause of an outbreak of vaping illnesses.

A New York judge has set a trial over the state's claims against the drug industry over the toll of opioids for January.

1st attempt in US to use a gene editing tool called CRISPR against cancer seems safe in 3 patients who have had it so far.

E-cigarette maker Juul Labs says it will stop selling its mint-flavored vaping pods.

U.S. prosecutors say the Saudi government carried out a coordinated effort to recruit employees at Twitter to look up the private data of Twitter accounts.

A federal court judge in New York has struck down a rule letting health care clinicians object to providing abortions and other services on moral or religious grounds.