THURSDAY, March 15 (HealthDay News) -- People who have mild vascular disease that damages the eyes' retinas are more likely to have vascular disease in the brain that causes thinking and memory problems, new research indicates.

(HealthDay News) -- Caring for a premature baby, born before 37 weeks' gestation, requires extra care and attention.

(HealthDay News) -- Crohn's disease causes inflammation in portions of the digestive tract, which can trigger diarrhea, abdominal pain and cramping.

THURSDAY, March 15 (HealthDay News) -- Researchers say they've discovered clues about how a fatty diet increases the risk of colon cancer.

THURSDAY, March 15 (HealthDay News) -- When parents of very small premature infants are stressed or depressed, their children are more likely to develop behavioral problems by age 3, according to new research.

THURSDAY, March 15 (HealthDay News) -- An electronic diary program helped improve overweight and obese adults' adherence to a weight-loss regimen, according to a new study.

THURSDAY, March 15 (HealthDay News) -- Children in a neighborhood with an extra-wide walking/bicycle trail were three times more likely to get vigorous exercise than those in a neighborhood with regular sidewalks, a new study shows.

THURSDAY, March 15 (HealthDay News) -- A history of childhood trauma is common among people undergoing treatment for alcoholism and may be a factor in the development of the disorder, a new study indicates.

THURSDAY, March 15 (HealthDay News) -- Women who deliver full-term infants with low birth weights have nearly double the risk of developing ischemic heart disease, a new study says.

THURSDAY, March 15 (HealthDay News) -- Politicians may want to keep the pitch of their voice low when asking for votes, because people appear to prefer candidates with deep voices, scientists have found.

THURSDAY, March 15 (HealthDay News) -- Consuming the toxic metal cadmium in the foods you eat may raise your risk for breast cancer, a new Swedish study suggests.

THURSDAY, March 15 (HealthDay News) -- Reducing unnecessary use of antibiotics could save hospitals millions of dollars a year, a new study suggests.

THURSDAY, March 15 (HealthDay News) -- Exercise is a plus for women trying to become pregnant, but overdoing workouts might make it harder to conceive -- unless you're overweight, researchers report.

THURSDAY, March 15 (HealthDay News) -- Current recommendations from experts urge new mothers to breast-feed their newborns for the first six months of life. But, a new survey out of Scotland suggests that for many women, this expectation just isn't realistic.

THURSDAY, March 15 (HealthDay News) -- In experiments involving mice, fetal exposure to cellphone radiation appeared linked to symptoms in offspring that resemble attention-deficit hyperactivity disorder (ADHD) in human children, Yale researchers report.

THURSDAY, March 15 (HealthDay News) -- Eating a diet high in trans fatty acids, an ingredient found in fried foods, baked goods and other prepared meals and snacks, might be associated with negative -- and even aggressive -- behavior, new research suggests.

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

THURSDAY, March 15 (HealthDay News) -- A new anti-smoking campaign using graphic images and smokers' horror stories will be launched next week, the U.S. Centers for Disease Control and Prevention said Thursday.