Radiation

Harmful radiation from Japan is not reaching the United States—no need for Americans to take potassium iodide

Peter Wehrwein

Contributor, Harvard Health

Even though the situation at the earthquake-damaged Fukushima Daiichi nuclear power plant in Japan remains unsettled, the likelihood that radiation released by the crippled power plant will reach the United States is slim. Harvard Health Letter editor Peter Wehrwein talks with Dr. Richard Zane, a disaster planning expert at Harvard-affiliated Brigham and Women’s Hospital, about potassium iodide pills: what they can—and can’t—do, their benefits and hazards, and why Americans should not be stockpiling or taking them.

Radiation risk in Japan: an update

Peter Wehrwein

Contributor, Harvard Health

Several people who read my earlier post about radiation readings at the Fukushima Daiichi nuclear power plant in Japan pointed out that the time period over which the radiation exposure occurs is important. They’re right—the radiation dose and how long you are exposed to it determine how much radiation you are receiving. That is why […]

Radiation therapy in the spotlight (Part 1 of 2)

Three experts from Harvard Medical School discuss radiation therapy, its delivery methods, and treatment modalities. Recent advances in radiation therapy and possible side effects are also explored.

Radiation therapy in the spotlight (Part 2 of 2)

Three experts from Harvard Medical School continue their discussion about radiation therapy, touching on whether economics and potential profits drive treatment recommendations.

No “home run” for proton radiation–at least not yet

A clinical trial of proton radiation for early prostate cancer found that the treatment is safe and well-tolerated by patients, but probably no better than other, less expensive forms of radiation.

Radiation therapy may up colon cancer risk

Men

Can radiation therapy combat a rising PSA after surgery?

I had a radical prostatectomy a year ago and thought I was cured. But now my PSA is rising rapidly, a sign that the cancer is back. Might radiation therapy help?