HOUSTON, May 20 (UPI) -- A U.S. study shows Gefitinib, a once-promising drug for treating lung cancer, can enhance hormonal therapy for treating some metastatic breast cancers.

PHILADELPHIA, Pa., May 19 (UPI) -- Fatigue is a recognized symptom of cancer treatment, but the measurement of fatigue has been based on many different definitions, a U.S. researcher says.

HOUSTON, May 9 (UPI) -- Men who ate diets low in saturated fat after having the prostate removed to treat cancer had better survival rates, a U.S. study said.

HOUSTON, May 6 (UPI) -- U.S. medical scientists say they've discovered a growth factor receptor long known to fuel cancer cell growth, also protects tumor cells.

HOUSTON, May 6 (UPI) -- U.S.-led cancer researchers have created a physical-genetic map depicting a cancerous bladder's molecular journey from normal cells to malignancy.

HOUSTON, May 5 (UPI) -- Spending time outdoors requires taking precautions against sun damage, a U.S. dermatology expert says.

SAN DIEGO, April 16 (UPI) -- U.S. researchers say mice fed less calories had sharply reduced development of pancreatic cancer.

HOUSTON, April 16 (UPI) -- A U.S. study suggests calorie restrictions inhibit some cancers, while obesity fuels development of epithelial cancers.

SAN DIEGO, April 15 (UPI) -- U.S. medical scientists have produced a drug to treat a rare class of blood diseases called myeloproliferative disorders, including leukemia.