Updated Twitter policies have helped online pranksters cause mischief in recent days, including one specific user who impersonated Eli Lilly and Company and posted that insulin was now free. Lilly's CEO has now commented on the fake tweet read 'round the world—and what it could mean for the company going forward. 

The single-dose gene therapy can help patients reduce their risk of bleeding events and discontinue factor IX prophylaxis therapy.

FDA Commissioner Robert Califf, MD, who is a cardiologist, spoke at the opening session of the American Heart Association about the need to step up and address two major problems in the American healthcare system. 

American College of Cardiology President Edward Fry, MD, spoke about recent Medicare cuts at the American Heart Association Scientific Sessions conference in Chicago. 

Researchers examined data from more than 900 patients, presenting their findings in the Journal of the American Heart Association.

Johnson & Johnson agreed to an upfront payment of $380 per share. Abiomed shareholders can also receive up to an additional $35 per share if certain milestones are met in the years ahead. 

The acquisition includes an initial investment of $35 million and an upfront closing payment of $200 million. By 2029, if the companies reach all targeted regulatory and commercial milestones, the acquisition could cost Cordis up to $1.135 billion in all.