Scientists are testing an entirely new way to fight heart disease: whether gene editing might offer a one-time fix for high cholesterol.

New research suggests testosterone replacement therapy is safe for men with “low T” and who have cardiovascular disease or are at high risk for it.

In a major study, a new kind of cholesterol-lowering drug helped people who can’t take the first choice, pills called statins.

WASHINGTON U.S. regulators on Monday revoked emergency authorization for malaria drugs promoted by President Donald Trump for treating COVID-19 amid growing evidence they dont work and could cause deadly side effects. The Food and Drug Administration said the drugs hydroxychloroquine and chloroquine are unlikely to be effective in treating the coronavirus. The move means that shipments of the drugs obtained by the federal government will no longer be distributed to state and local health authorities for use against the coronavirus. The actions by FDA and NIH send a clear signal to health professionals against prescribing the drugs for coronavirus. No large, rigorous studies have found the drugs safe or effective for preventing or treating COVID-19.