Everything You Need to Know: Pfizer, Bristol-Myers Squibb, VIVUS, Sarepta, and St. Jude

In this video, Motley Fool health-care analyst David Williamson talks about some of the biggest investing stories in the health-care space today. He tells us about Pfizer (NYSE: PFE  ) and Bristol-Myers Squibb's (NYSE: BMY  ) latest European victory, a major insurance win for obesity-drug maker VIVUS (Nasdaq: VVUS  ) , a huge vote of share-price confidence for Sarepta (Nasdaq: SRPT  ) and its drug for Duchenne muscular dystrophy, and a big tumble for St. Jude Medical (NYSE: STJ  ) after another problem with one of its products.

The ravages of America's obesity epidemic are a challenge of epic proportions. However, a group of drug companies is looking to change everything. Newly approved drugs, including one developed by VIVUS, could help to reverse this deadly course while reaping massive profits for investors in the process. The profit opportunity is immense, but plenty of risks still exist, so make sure you understand the full story behind VIVUS in the Fool's brand-new premium research service. It's such an important story that we have our top health-care writer on the job, so make sure to secure a copy today by clicking here now.