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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: How Hair Ice Grows
In 2013, American Scientist featured an article on odd ice formations on plant stems, including these curling ribbons of ice. One of the types of ice discussed in the article was hair ice—long, thin strands of ice that grow under quite specific conditions. The only problem is that a new study shows the theory put forth at the time—that gas pressure pushes the water out—isn’t correct... (click the link above to read more).
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