(HealthDay News) -- Tight diabetes control means carefully managing your meals, exercise and medication to ensure that your blood glucose levels are stable.

(HealthDay News) -- While the appendix doesn't appear to have a real job in the body, it quickly becomes a concern when inflammation of the organ -- known as appendicitis -- sets in.

FRIDAY, July 15 (HealthDay News) -- Younger children respond better to treatment for lazy eye (amblyopia) than older children, according to an analysis of previous studies.

FRIDAY, July 15 (HealthDay News) -- Children who show fewer than normal signs of affection or happiness, such as smiles, laughter or hugs, might be at risk for depression, a new study suggests.

FRIDAY, July 15 (HealthDay News) -- After undergoing the weight-loss procedure known as bariatric surgery, following a rigorous exercise routine can help patients continue to lose weight and avoid regaining unwanted pounds, researchers say.

FRIDAY, July 15 (HealthDay News) -- Binge drinking can damage teenagers' spatial working memory (the ability to perceive their environment or their surroundings) at a critical time when their brains are still developing, according to a new study.

FRIDAY, July 15 (HealthDay News) -- Although many people think that having a cocktail will help them relax, the relationship between stress and alcohol is a two-way street, researchers say.

FRIDAY, July 15 (HealthDay News) -- The left and right ventricles of the heart have very different reactions to small amounts of alcohol, a new study finds.

FRIDAY, July 15 (HealthDay News) -- More than half of the parents of teen-agers say they're worried about cyberbullying, a new survey finds.

FRIDAY, July 15 (HealthDay News) -- Kids stretched out their open palms over barricades as I crossed the finish line Sunday of the Seattle to Portland Bicycle Classic, and I high-fived them as I rolled past, feeling like an utter rock star.

FRIDAY, July 15 (HealthDay News) -- To anyone who is familiar with the eerily human-like qualities of man's best friend, the news that dogs can read your mind shouldn't come as any surprise.

FRIDAY, July 15 (HealthDay News) -- New research may bring scientists one step closer to developing a vaccine that protects against hundreds of strains of meningococcus B, the most common cause of bacterial meningitis.

FRIDAY, July 15 (HealthDay News) -- Injection drug users have the greatest need for substance abuse treatment, regardless of what types of drugs they use, according to a new study.

FRIDAY, July 15 (HealthDay News) -- In an attempt to get smokers to kick the harmful habit, a number of governments have raised taxes on cigarettes, yet many people remain undeterred by the price increases, according to a new Canadian study.

THURSDAY, July 14 (HealthDay News) -- A novel version of a virus responsible for many well-known illnesses in humans and animals has managed to jump from one species and spark infection in another, according to researchers.

FRIDAY, July 15 (HealthDay News) -- One way to avoid overeating at your favorite restaurant may be to order bigger cutlery, a new study suggests.

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