Land degradation, rising sea levels, famine, and conflict will continue to drive people from their homes and towards cities, with megacities like Mexico City and Lagos becoming increasingly common in some of the poorest parts of the world.

When it comes to providing aid, developing innovations, and making bold steps that change the course of history, the United States is usually on the front lines.

Finding innovative ways to deliver vaccines to children in developing countries is at the heart of our work. The very fact that we don't have people on the ground but rather work in an alliance with other organizations is itself an innovation that was the basis of GAVI's establishment in 2000.

No country in the post-colonial era has thrived without first building its capacity to conduct scientific research.

In my opinion, real reform, which lowers costs and ensures all Americans get the quality, affordable health care that they deserve, cannot be accomplished without a robust public option.

I believe that whether you love your job or hate your job, get laid off or are just in-between jobs, you deserve health care that can never be taken away.

I started boxing for exercise, and on the very first day, the trainer got in the ring with me and said, 'Whoever controls the breathing in the ring controls the fight.' I immediately passed out.

The best advice is to avoid foods with health claims on the label, or better yet avoid foods with labels in the first place.