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Healthy Lifestyle Turns Off Genes that Cause Cancer

from New Scientist

It's no secret that a healthy lifestyle can slow the progression of cancer, but how this happens has been a mystery. Now new evidence suggests an answer: dieting and exercise may turn crucial genes on and off.

In a pilot study involving 30 men with early-stage prostate cancer, Dean Ornish and colleagues at the University of California, San Francisco, US, tested the effects of a dramatic lifestyle change on gene expression in the prostate.

Biopsies taken before and after 3 months of healthy eating, moderate exercise, stress management and psychotherapy showed a significant change in the expression of hundreds of genes.

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VIDEO: The Promise and Peril of Drones

CummingsDrones

The automation of tasks at work and at home is just around the corner, including driving cars, piloting planes, delivering packages, and transporting weapons. Unmanned aerial vehicles are rapidly evolving to meet both society’s and the military’s needs in automation and better efficiency.
During her time as one of the first female fighter pilots in the US Navy, Dr. Missy Cummings observed that computers could take off and land a plane more precisely than humans. Because of this breakthrough and her fascination with this growing technology, she began human–drone interaction research.

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