Probiotics May Not Shield 'Preemies' From Serious Illness, Study Finds

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Probiotics don't protect very preterm infants from serious complications, such as a bowel condition called necrotizing enterocolitis, sepsis or death, according to a new study.

Those in Their 50s Now Largest Group Battling Addiction to Narcotics: Study

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Older adults are now the largest age group seeking help in narcotic painkiller and heroin treatment programs, a study based in New York City found.

Progesterone May Not Help Prevent Repeat Miscarriage, Study Finds

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Taking progesterone supplements in the first trimester of pregnancy may not improve the odds of motherhood for women with a history of miscarriage, a new study finds.

FDA Approves First Flu Shot With Added Ingredient to Boost Immune Response

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- The first flu vaccine with an adjuvant has been approved for use in seniors, the U.S. Food and Drug Administration said Tuesday.

Smog Raises Heart Risks in Those With Diabetes, Study Says

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Long periods of exposure to air pollution -- including dust and car exhaust -- heightens heart risks for women with diabetes, a large, new study indicates.

Mosquito-Borne Virus May Cause Fatal Brain Infection

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- The mosquito-borne virus chikungunya can cause severe and potentially fatal brain infection in some patients, particularly infants and people older than 65, according to a new report.

Advanced Ebola Is Riskiest Stage for Caregivers, Study Shows

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- The risk of catching Ebola is highest among people who provide home care for patients in the late stages of the disease and those who prepare the bodies of victims for burial, a new study finds.

Obesity in Youth May Harm the Heart Long-Term, Even After Weight Loss

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- A new study finds that even if overweight or obese young women slim down later on, obesity-linked damage to the heart may linger for decades.

New Treatment for Type 1 Diabetes Shows Early Promise

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- A new form of treatment for type 1 diabetes that's based on the immune system appears safe for patients in an early trial.

Drug Helps Those With Tough-to-Treat Schizophrenia: Study

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- The drug clozapine reduces symptoms in schizophrenia patients who don't benefit from other antipsychotic medications, a new study indicates.

E. Coli Linked to Costco Chicken Salad Sickens 19 in Seven States

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- An E. coli outbreak that has so far sickened 19 people in seven states is linked to rotisserie chicken salad made and sold at Costco stores, the U.S. Centers for Disease Control and Prevention said Tuesday.

Retail Prices of Dermatology Drugs Skyrocket

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Patients using prescription creams, gels, sprays and pills for skin conditions may shell out substantially more at the pharmacy than they did just six years ago, a new study suggests.

Post-Op Bacterial Infection Raises Odds for Complications, Death

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- People recuperating from surgery are much more likely to die or develop complications if they become infected with a dangerous diarrhea-causing bacteria, a new study suggests.

Health Highlights: Nov. 25, 2015

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay:

Constant Traffic Noise May Boost Depression Risk

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- People who live with constant road noise may face a higher risk of developing depression, researchers say.

Don't Let Reflux Ruin Your Thanksgiving

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Thanksgiving can be challenging if you suffer from heartburn, but there are a number of things you can do to have a more pleasant holiday, an expert says.

Heart Disease Doesn't Take a Holiday

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- People with heart disease should take a number of precautions if they travel over the Thanksgiving holiday, an expert suggests.

Health Tip: Thawing Your Thanksgiving Turkey

(HealthDay News) -- Proper thawing of your Thanksgiving turkey can help ensure a healthy meal. If thawed incorrectly, your bird can become a source of food poisoning.

Health Tip: Easing the Discomfort of Bronchitis

(HealthDay News) -- Bronchitis is an inflammation of tissue that lines the bronchial tubes in the lungs. If you're stricken, there are things you can do to be more comfortable and help ease coughing.