Health Tip: Monitor a Blister

(HealthDay News) -- A blister usually can be managed at home with careful cleaning. But it's important to watch for signs of infection.

Health Tip: Choosing Sunglasses

(HealthDay News) -- Sunglasses are more than just fashionable, they also reduce the risk of sun damage to your eyes.

Gardens a Center of Calm for People With Dementia

WEDNESDAY, July 30, 2014 (HealthDay News) -- Spending time in a garden might help soothe the agitation that commonly strikes people with dementia, a new review suggests.

Even Thinking an Odor is Harmful May Spur Asthma Symptoms

WEDNESDAY, July 30, 2014 (HealthDay News) -- For patients with asthma, just believing an odor is potentially harmful is enough to trigger airway inflammation for at least 24 hours, a new study indicates.

Blood Test Might Help Prevent Certain Birth Defects

TUESDAY, July 29, 2014 (HealthDay News) -- A simple blood test could help prevent neural tube birth defects such as spina bifida, new research finds.

Annual COPD Costs To Hit $49 Billion by 2020: CDC

WEDNESDAY, July 30, 2014 (HealthDay News) -- Medical costs for chronic obstructive pulmonary disease (COPD) in the United States are more than $32 billion each year, according to new research from the U.S. Centers for Disease Control and Prevention.

Adults Who've Abused Alcohol May Be at Risk for Memory Problems

WEDNESDAY, July 30, 2014 (HealthDay News) -- Middle-aged adults with a history of alcohol abuse are more than twice as likely as others to develop severe memory problems later in life, according to a new study.

Could a Blood Test Predict Suicide Risk?

WEDNESDAY, July 30, 2014 (HealthDay News) -- Clues to whether a person is at risk for suicide could lie in a simple blood test, a new study suggests.

Fruits, Veggies May Have Their Limits in Boosting Lifespan

TUESDAY, July 29, 2014 (HealthDay News) -- The nutrients in fruits and vegetables are vital to good health and a long life, but only up to a point. Once you've hit five servings of fruits and vegetables each day, additional daily servings don't appear to boost longevity, a new research review suggests.

Extreme Weather Kills 2,000 in U.S. Each Year: CDC

WEDNESDAY, July 30, 2014 (HealthDay News) -- Each year in the United States, at least 2,000 Americans die from extreme heat or cold, floods or lightning, health officials said Wednesday.

Health Highlights: July 30, 2014

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