The medical literature tells us that the most effective ways to reduce the risk of heart disease, cancer, stroke, diabetes, Alzheimer's, and many more problems are through healthy diet and exercise. Our bodies have evolved to move, yet we now use the energy in oil instead of muscles to do our work.
When I meet people who say - which they do all of the time - 'I must just tell you, my great aunt had cancer of the elbow and the doctors gave her 10 seconds to live, but last I heard she was climbing Mount Everest,' and so forth, I switch off quite early.
When you die, it does not mean that you lose to cancer. You beat cancer by how you live, why you live, and in the manner in which you live.
If I had terminal cancer, I had a few weeks to live, I was in tremendous amount of pain - if they just effectively wanted to turn off the switch and legalise that by legalising euthanasia, I'd want that.
Breast cancer alone kills some 458,000 people each year, according to the World Health Organization, mainly in low- and middle-income countries. It has got to be a priority to ensure that more women can access gene testing and lifesaving preventive treatment, whatever their means and background, wherever they live.
When we breathe it in, soot can interfere with our lungs and increase the risk of asthma attacks, lung cancer and even premature death. The smallest particles can pass into the blood stream and cause heart disease, stroke and reproductive complications.
Cancer affects all of us, whether you're a daughter, mother, sister, friend, coworker, doctor, patient.
Human beings will be happier - not when they cure cancer or get to Mars or eliminate racial prejudice or flush Lake Erie but when they find ways to inhabit primitive communities again. That's my utopia.
Lance Armstrong, the famous cyclist and more importantly, cancer survivor, has said 'if you ever get a second chance for something, you've got to go all the way.'
In terms of fitness and battling through cancer, exercise helps you stay strong physically and mentally.