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Lung cancer Archive

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Radiation risk from medical imaging

Given the huge increase in the use of CT scans, concern about radiation exposure is warranted. Patients should try to keep track of their cumulative radiation exposure, and only have tests when necessary.

Tempted to have genetic testing? First ask why

Several companies promote at-home genetic testing to uncover a range of potential health problems (and, in some cases, ancestry traits). Just how useful is this and how do such tests differ from genetic testing a doctor may recommend for medical reasons?

Air pollution: How to reduce harm to your health

Some air pollution levels have inched up in recent years, and accumulating evidence suggests that higher levels of particulates in the air are linked with increased levels of hospitalization for many serious health problems. But we can make choices to help both the environment and our health.

Time to hire a caregiver? 3 tips to help

If you are facing physical or cognitive challenges, hiring caregivers to come into your home can be an effective way to continue living independently. It's not always easy having new people coming into your home, but there are things you can do to adjust to the changes.

Supplements to prevent heart disease and cancer not justified

The U.S. Preventive Services Task Force found insufficient evidence for using most vitamin and mineral supplements to prevent heart disease and cancer in most healthy adults.

Drinking sugary beverages associated with colon cancer risk

Drinking two or more sugary drinks a day appeared to more than double the risk of colorectal cancer in women.

New recommendation: Earlier colorectal cancer screening

The U.S. Preventive Services Task Force now recommends that people begin colon cancer screening at age 45 (instead of 50) and continue through age 75. Some evidence suggests that healthy people older than 75 may also benefit from screening.

7 strategies to prevent cancer

Making healthy lifestyle changes can prevent an estimated 40% of cancers. These include eating a healthy diet, exercising regularly, getting adequate sleep, and maintaining a healthy body weight. People can also help prevent cancers by seeking recommended cancer screenings. Some screenings merely identify cancers early, but others, such as colonoscopies and Pap tests, can find precancerous conditions and are actually able to prevent cancer.

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