People who are overweight and obese have received 20 years have increased almost twice the risk of cancer of the stomach and esophagus. This is reported by researchers in the journal article British Journal of Cancer.
They conducted a study, which was attended by nearly half a million volunteers. The results showed that people who have lived all their lives with excess weight, the risk of cancer of the stomach and esophagus by almost 80% higher than in people with normal weight.
It is noted that excess weight causes problems with digestion, leading to reflux (to throw the contents of the stomach into the esophagus) and heartburn, in the long term can lead to cancer.
Moreover, scientists have found that obesity affects the levels of estrogen and testosterone and causes increase insulin levels.
Gastric cancer and cancer of the esophagus - one of the most intractable cancers. The six-month survival rate of gastric cancer in most countries does not exceed 20%.