From Mercola's comments futher into the article ...
... rates for various types of cancer are on the rise, and environmental/lifestyle factors are increasingly being pinpointed as the culprits, such as:
# Pesticide- and other chemical exposures # Pharmaceutical drugs # Processed and artificial foods (plus the chemicals in the packaging) # Wireless technologies, dirty electricity, and medical diagnostic radiation exposure # Obesity, stress, and poor sleeping habits # Lack of sunshine exposure and use of sunscreens
This not an all-inclusive list, of course, but as the research into the health of our ancient ancestors shows, cancer is not a "natural" disease, and genetics are not a primary factor