SATURDAY, June 5 (HealthDay News) -- Radiation therapy that targets a specific area of the breast is as effective as whole-breast radiation in reducing breast cancer recurrence in some women and is far more convenient, a new study suggests.

SUNDAY, June 6 (HealthDay News) -- Boosting cigarette taxes can cause smoking rates to plummet among people struggling with alcohol, drug and/or mental disorders, new research suggests.

SATURDAY, June 5 (HealthDay News) -- Two new drugs, dasatinib (Sprycel) and nilotinib (Tasigna), appear better than imatinib (Gleevec) in treating patients with newly diagnosed chronic myeloid leukemia and should be considered as first-line treatments, two new studies show.

SATURDAY, June 5 (HealthDay News) -- Researchers report they prolonged survival for some patients with advanced non-small cell lung cancer, for whom the median survival is currently only about six months.

SATURDAY, June 5 (HealthDay News) -- Scientists say that a new drug to treat melanoma, the first in its class, improved survival by 68 percent in patients whose disease had spread from the skin to other parts of the body.

SATURDAY, June 5 (HealthDay News) -- A preliminary study has found that a targeted treatment for medulloblastoma -- the most common malignant brain cancer in children -- may one day be able to treat drug-resistant forms of the disease.

SUNDAY, June 6 (HealthDay News) -- New research points toward novel ways to treat ovarian and prostate cancer, while producing a disappointment for those with a certain form of colon cancer.

SUNDAY, June 6 (HealthDay News) -- A new chemotherapy drug made from a sea sponge extended the lives of women with metastatic breast cancer by about 2.5 months, researchers report.