What Makes an Aggressive Dog, and How You Can Spot One

FRIDAY, Feb. 28, 2014 (HealthDay News) -- You see a Rottweiler standing next to a poodle and a Chihuahua. Which dog is most likely to bite you?

Health Tip: Preparing to Become Pregnant

(HealthDay News) -- If you're planning to become pregnant, use this time to prepare for the challenges ahead.

Health Tip: Is That Itchy Skin Eczema?

(HealthDay News) -- Eczema is a rash that typically affects sensitive, dry skin and tends to be very itchy.

Rising Fresh Produce Prices Tied to Higher Risk of Child Obesity

FRIDAY, Feb. 28, 2014 (HealthDay News) -- High prices for fresh fruits and vegetables increase the risk that children in low- and middle-income families will be overweight, according to a new study.

Common Asthma Meds May Raise Sleep Apnea Risk, Study Says

FRIDAY, Feb. 28, 2014 (HealthDay News) -- Medicines commonly used to control asthma may increase the risk of a potentially serious sleep problem in some people, a small, early study suggests.

'Eating for Two' During Pregnancy Could Pack on Too Many Pounds

FRIDAY, Feb. 28, 2014 (HealthDay News) -- Overweight or obese pregnant women who believe they are "eating for two" are more likely to gain too much weight, a new study shows.

Blacks Respond Better to German Measles Vaccine, Study Contends

FRIDAY, Feb. 28, 2014 (HealthDay News) -- Black Americans respond better to the rubella vaccine, which prevents German measles, than whites or Hispanics, according to a new study.

Early Signs That High-Calorie Diet May Help With Lou Gehrig's Disease

THURSDAY, Feb. 27, 2014 (HealthDay News) -- There's early evidence from a small study that people with amyotrophic lateral sclerosis -- also known as ALS or Lou Gehrig's disease -- who are fed a high-calorie, high-carb diet, may see the progression of their disease slowed.

Hand Hygiene Lacking in Many U.S. Health Care Facilities: Study

FRIDAY, Feb. 28, 2014 (HealthDay News) -- One in five U.S. health care facilities does not make alcohol-based hand sanitizer available everywhere it's needed, new research shows.

Health Highlights: Feb. 28, 2014

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