He Cancer 50 years ago This is rare, but increasing, and researchers want to know why. The new study of the US government provides the most complete image up to the date of initial initial cancer, and confirms that the biggest increase in cancer Uncle, colon, kidney and uterus.
Scientists analyzed data that included more than two million canceries found Those between the ages of 15 to 49 Between 2010 and 2019 in the United States. Of the 33 types of cancer, 14 people increased rates of at least the younger. Coast Occurred between 63% of women in early appearance cancerAccording to a study published on Thursday ‘Cancer Discovery’ Magazine.
“These types of forms generally reflect the presence of a deep one,” says the US Dana-Farbar Cancer Cancer Cancer Company, which examines the risk of cancer and does not participate in the investigation. “We need to fund research to help us understand it,” he warns.
How many additional cancer we are talking about?
Researchers compared Cancer rates In 2019 expected based on the rates of 2010. Breast cancer Refers to excessive cancer 4,800 additional cases. In the meantime, there was 2,000 colon cancersOvarian 1,800 kidney cancer y 1,200 ovary cancer Expect more than one.
It is assured Death rates They do not increase in most cancers of young adult age, although there is an increase in mortality rates in colon, uterus and testicular cancer.
Why does this happen?
Explanations will require additional research. Did not include information on large databases used for the study Risk factors Oh Access to Health Service. There are plenty of theories, and the large meeting of experts in this field is already planned by the end of this year.
“It is known that many of these types of cancer are associated with excessive body weight. So one of the main hypotheses Increased rates of obesity“Meridith Sheels, a prominent writer of the study and a member of the US National Cancer Institute, explains.
Las Progress in cancer diagnosis Changes in screening guidelines may be behind some early diagnoses. As for breast cancer, women their tendency The first child in the most advanced age This is a potential explanation. It is known Pregnancy and breastfeeding reduce the risk.
This is not a uniform trend for all cancer
This does not happen in a common way. Rates Cancer among people under the age of 50 They are decreasing over a dozen type of cancerWith the largest descent in cancer Lung and prostate.
He Cigarette consumption It has been decades in the United States, which illustrates the decrease in lung cancer among younger adults. The decline in prostate cancer may probably be due to the renewal of the guidelines, which suggests regular sensitivity Specified prostate antigen test (BSA) For younger men in fear of excessive treatment.