Despite years of research, there's still no conclusive proof cell phone radiation causes cancer and other health problems in the brain.
Opponents warn that fracking is an environmental disaster waiting to happen, citing, among other risks, air and water pollution, the release of radiation and cancer-causing substances, and the acceleration of global climate change as methane and other greenhouse gases escape during fracking.
Similarly, Mary Helen Barcellos-Hoff, a professor of radiation oncology and cell biology at NYU and her team lost mouse populations involved in studies of how radiation exposure increases cancer risk as well as how radiation can be targeted to treat tumors.
For example, a study in the journal Radiology in March found that for young men with testicular cancer, the mortality risk from their cancer was three times higher than from radiation-induced cancer.
Ironically, because past research studying the after-effects of exposure to things like atom bombs and radiation treatments for cancer suggests the most important environmental risk factor for meningiomas is ionising radiation.
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In Dr. Xu's lab, virtual patients are exposed to virtual radiation in doses similar to that of a CT scan or cancer-radiation treatment.
In someone who already has cancer that is a good thing, because the radiation produced kills the cancer cells, and the drug gets concentrated where it is needed most.
And doctors may need to look into adjusting radiation doses for cancer therapies, as they are, in part, based on radioactive decay rates.
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Now, cancer-related risk estimates are "no more than a rough guesstimate, " David Brenner, an expert on radiation-induced cancer at Columbia University, said in an email.
Venezuelan President Hugo Chavez also arrived on the island Saturday, according to Cuban state television, which reported he is there to undergo further radiation treatment for cancer.
However, some radiation-induced cancer occurs after a much shorter period.
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Have you ever received chemotherapy or radiation treatments for cancer?
Here's some reassuring medical news: Recent studies in the New England Journal of Medicine and the Journal of the American Medical Association have found no connection whatsoever between cell phone radiation and brain cancer.
Another study from the May issue of Radiology found that among patients ages 18 to 35 undergoing chest CTs and abdominal CTs for cancer, trauma and abdominal pain, the short-term risk of dying from an underlying condition was 7.1% and 3.9%, respectively, compared with long-term risk from radiation-induced cancer of 0.1%.
The only two (barely) conceivable ways that such a plume could kill anyone are cancer or radiation poisoning.
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West Virginia-based Schiffler Cancer Center radiation oncologist Gregory Merrick says it will revolutionize how radio seed therapy is done.
In the device arena, Drant also backed Proxima Therapeutics , which markets a tiny implantable radiation treatment for breast cancer.
After the Chernobyl disaster, about 6, 000 children exposed to radiation later developed thyroid cancer, because many drank contaminated milk after the accident.
Since the September 11 terrorist attacks, people who live near nuclear plants have been buying potassium iodide pills, which can help protect against cancer from radiation exposure.
That works out well for space travel, given that older people have less time left in their lives for space radiation to potentially cause cancer, Kring said.
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Kaltbaum is also buying Varian Medical Systems (nyse: VAR - news - people ), a company that makes X-ray tubes and systems for treating cancer with radiation.
If you have HIV, are undergoing radiation or chemotherapy for cancer, or have a suppressed immune system from autoimmune disease, diabetes or chronic lung disease, you may be at risk for developing chicken pox.
The many reports documenting a 5-10 year lag between radiation exposure and childhood cancer onset, plus elevated childhood cancer near nuclear power plants, illustrate the heightened sensitivity of the fetus and infant to toxins.
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He went through nine weeks of radiation treatments and has been cancer-free ever since.
Atomic bomb survivor data shows a significant association between developing cancer and a radiation exposure about 100 mSv.
Because radiation oncologists do not diagnose cancer, they rely on referring physicians such as surgeons, urologists and gynecologists.
It is clear that high doses of radiation cause an increase in cancer.
Elsewhere, concerns were raised over the failing health of the chief justice of the Supreme Court , William Rehnquist, after he revealed he was receiving chemotherapy and radiation treatment for his thyroid cancer.
They also divided the children with cancer into six groups, depending on the nature of the disease, to see if radiation levels might influence some types of cancer but not others.
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