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Women who undergo earlier screening less likely to develop colorectal cancer

A 2022 study found that women who begin colorectal cancer screening at age 45 with colonoscopy or sigmoidoscopy are far less likely to develop the disease than women who don't undergo any screening or who start screening at age 50.

Could eating fish increase your risk of cancer?

A new study found a higher risk of melanoma among people who ate the most fish, but limitations of this research mean it's premature to draw any conclusions about a relationship between eating fish and melanoma risk.

A refresher on childhood asthma: What families should know and do

Asthma is the most common chronic lung disease in children, and it can make life more difficult and less enjoyable for both children and their parents. The good news is that asthma is very treatable; here's what families need to know.

Eating less meat may lower overall cancer risk

A 2022 study suggests that eating meat (including poultry) fewer than five times a week may protect people from cancer. Consuming only fish and no meat or following a vegetarian or vegan diet may offer even greater protection.

Colon cancer screening decisions: What's the best option and when?

Colorectal cancer is the second leading cause of cancer deaths in the United States, and rates are rising, particularly in younger people. It can be prevented with screening tests; there are several different types of tests that are performed in different ways, and guidelines for when testing should begin and how often people should be tested.

Home screening options for colorectal cancer

There are several at-home screening tests for colorectal cancer. The most accurate are a fecal immunochemical test (FIT) and a multitarget stool DNA (mt-sDNA) test (Cologuard), also known as a FIT-DNA test. The FIT test uses antibodies to detect blood in stool, and must be done once a year. The FIT-DNA test can identify DNA from cancer cells in the stool and also has a FIT component to look for blood. This test may be repeated once every three years.

New Harvard tool helps fact-check cancer claims

Scary or misleading claims about things that may cause cancer are so plentiful that it's hard to know which ones to take seriously. A new website developed by experts aims to provide reliable information about whether a particular cancer claim is true.

Unique blood test may offer a speedier cancer diagnosis

A groundbreaking blood test might someday identify cancer in people with unexplained but worrisome symptoms like unexplained weight loss, frequent fatigue, constant nausea, and new pain.

What can cause a persistent dry cough?

It's common to have a cough for weeks after an upper respiratory infection. When a cough lasts six weeks or longer, doctors may order a chest x-ray to check for an underlying lung problem. Chronic coughing also can result from medications, postnasal drip, acid reflux, or asthma.

Harvard Health Ad Watch: A blood thinner winner?

Medicines known as blood thinners are prescribed as long-term treatment to avoid initial or recurring blood clots that could cause serious complications. What does an ad in heavy rotation about the brand name blood thinner Eliquis get right and what else do you need to consider?

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