Women's health is one of WHO's highest priorities.

Osteoporosis, as the third threat, is particularly attributable to women's physiology.

Let me first say that I don't think the millennium target of cutting global poverty in half is an impossible or abstract target. I think it is a real and achievable goal.

When public and private sectors combine intellectual and other resources, more can be achieved.

When I use the word 'healing,' by that I mean that every disease has a physical element that we're very good at handling, but there's always a sense of the violation. 'Why me?' 'Why is my leg broken on the ski trip and not anyone else's?' And I think that medicine has done a terrible job of addressing that spiritual violation.

The reason we have cancer and heart disease is the same reason you can't get rid of the wear and tear on your tires on your car: as soon as you use them, you are wearing them away. You can't make eternal tires, and it's the same with the human body.

Vaccines and antibiotics have made many infectious diseases a thing of the past; we've come to expect that public health and modern science can conquer all microbes. But nature is a formidable adversary.

I have sat with countless patients and families to discuss grim prognoses: It's one of the most important jobs physicians have. It's easier when the patient is 94, in the last stages of dementia, and has a severe brain bleed. For young people like me - I am 36 - given a diagnosis of cancer, there aren't many words.