A radioactive gas that gets trapped in indoor spaces accounts for 3 to 14 percent of all lung cancers – and our toenails could reveal our long-term exposure to this gas. Radon, a colorless and ...

At 47 years of age, Emi Bossio was feeling good about where she was. She had a successful law practice, two growing children and good health. Then she developed a nagging cough. The diagnosis to come ...