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For your Monday, some items to keep you busy this week:

Big Decision: Mary Carmichael has a "DNA Dilemma" over at her Newsweek blog. She begins a week-long social media-heavy process to decide whether or not to take a direct-to-consumer genetic test:

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In December of 2005, an elementary school in Addyston, Ohio was closed permanently after officials at Ohio's Environmental Protection Agency found enough chemicals in the air to pose a risk of cancer 50 times higher than the regulators considered acceptable.

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We all know it's important to put on UV protection before heading outdoors, but the chemicals in your sun block could be doing your skin more harm than good.

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Mark Katches is the deputy managing editor for projects at the Milwaukee Journal Sentinel. He leads a team of reporters who have been watch-dogging the use of chemicals in food containers and other products for the past two years.

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William Fenical is a professor of oceanography at UCSD's Scripps Institution of Oceanography and director of the Center for Marine Biotechnology and Biomedicine at Scripps. His research involves the isolation and identification of active chemical materials from marine plants and animals that may have potential pharmaceutical or agricultural uses. His research involves marine organic chemistry with a focus on chemical defense mechanisms in marine organisms and the chemistry of marine microorganisms.

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Diet can be a serious risk factor for a number of diseases, such as Type 2 diabetes, obesity, heart disease and some cancers, but the exact effect of different components of food may depend on your individual genetic makeup. For example, a single letter change in DNA in people living in Scandinavia 10,000 years ago allows most Caucasian adults today to drink milk without getting sick due to lactose intolerance.

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Deborah Bennett is an associate professor of environmental and occuaptional health at UC Davis. Her research focuses on the fate, transport and exposure to chemicals in a multimedia environment within the context of environmental exposure and risk assessment. She studies organic compounds in the indoor environment, including partitioning to the various surfaces in the home. Her research techniques include both modeling approaches and measurement studies. Volatile organic compounds and pesticides are emphasized.

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Dr. Buckpitt's studies focus on the mechanism by which environmental chemicals produce tissue-selective toxicity in the respiratory system. A number of avenues are being explored in an attempt to determine chemicals that represent a real risk to the human.

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The Center for Health Journalism’s 2023 National Fellowship will provide $2,000 to $10,000 reporting grants, five months of mentoring from a veteran journalist, and a week of intensive training at USC Annenberg in Los Angeles from July 16-20. Click here for more information and the application form, due May 5.

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