Top Medical Breakthroughs

A new twist in AIDS prevention. Advances in treating the spread of breast cancer. An effective vaccine against deadly bird flu.

Those are just a few of the major developments in medicine over the past year. Time magazine picked those and seven more for its list of the most significant breakthroughs.

Interested in what else made the cut?

Here’s the first half of the list:

1. Circumcision Can Prevent HIV

2. Test for Metastatic Breast Cancer

3. First Human Vaccine Against Bird Flu

4. Help for Dieters: Alli

5. New Diabetes Gene

To find out more about these, and to see the rest of the list, visit Time.