Health Tip: Avoid Canker Sore Pain

(HealthDay News) -- Canker sores are painful lesions that tend to develop inside the cheek or lips, on the gums or under the tongue.

Add Asthma, Allergy Plans to Your Back-to-School List

SATURDAY, Aug. 1, 2015 (HealthDay News) -- If your child has asthma or allergies, make sure his or her teacher, principal and school nurse know about it as part of your back-to-school planning, the American College of Allergy, Asthma and Immunology (ACAAI) recommends.

Smog Threatens Visitors to U.S. National Parks: Report

FRIDAY, July 31, 2015 (HealthDay News) -- Air pollution afflicts many national parks across the United States, a new study suggests.

Scientists Suggest New Way to Predict Lung Cancer Risk

WEDNESDAY, July 29, 2015 (HealthDay News) -- Scientists may some day predict lung cancer risk by examining the telomeres that protect your DNA.

New Gene Test Speeds Diagnosis of Stomach Bug That Strikes Kids

FRIDAY, July 24, 2015 (HealthDay News) -- Researchers have developed a genetic test to quickly detect a respiratory virus that sickened a record number of American children last year.

Many Cancer Survivors Who Smoke See Little Benefit to Quitting

THURSDAY, July 23, 2015 (HealthDay News) -- Cancer survivors who continue to smoke view the habit as less risky than survivors who quit, and they're more likely to spend time with smokers, a new study shows.

Scientists Test Universal Flu Vaccine in Mice

TUESDAY, July 21, 2015 (HealthDay News) -- Scientists report that a universal flu vaccine in mice protected the animals against eight different flu strains.

Lung Cancer Patients Who Quit Smoking Live Longer

THURSDAY, July 16, 2015 (HealthDay News) -- Lung cancer patients live longer if they quit smoking around the time of their cancer diagnosis, a new study finds.

Many Young Women Taking Up 'Very Light' Smoking, Study Finds

THURSDAY, July 16, 2015 (HealthDay News) -- While overall smoking rates are falling in the United States, a new study points to one exception: Young women who often opt for "very light" smoking.

Screams Tap Into Brain's Fear Response

THURSDAY, July 16, 2015 (HealthDay News) -- What makes a bloodcurdling scream so, well, bloodcurdling? A new study says the answer lies not in the volume but the frequency range -- one that's shared by the shrill alarm sounds that startle people in everyday life.