(HealthDay News) -- If you're allergic to a medication, you can take steps to reduce your risk of a reaction, which could be life-threatening.

(HealthDay News) -- Babies often swallow too much air while eating or drinking, leading to uncomfortable gas.

FRIDAY, May 11 (HealthDay News) -- Many elderly people with dementia live and die at home rather than in nursing homes, a new study has found.

FRIDAY, May 11 (HealthDay News) -- Obese women often stop getting their periods, but new research suggests weight-loss surgery can help regulate their monthly cycles, while also stemming excessive hair growth and skin problems that often accompany significant weight gain.

FRIDAY, May 11 (HealthDay News) -- New research suggests that combining two very different surgeries -- a hysterectomy and a tummy tuck -- is relatively safe, with no major complications seen in 65 women who had both procedures at the same time.

FRIDAY, May 11 (HealthDay News) -- Treatment with hyperbaric oxygen therapy helped prevent or slow the progression of type 1 diabetes in mice, according to new research.

FRIDAY, May 11 (HealthDay News) -- Regions of the United States with lots of hospital beds and a large population of lower-income patients tend to have higher hospital readmission rates than regions with fewer beds and a more affluent, healthier population, new research finds.

THURSDAY, May 10 (HealthDay News) -- A new weight-loss drug that is awaiting approval from the U.S. Food and Drug Administration showed promising results in a recent international trial, researchers report.

THURSDAY, May 10 (HealthDay News) -- Inducing labor after a woman has been pregnant for more than 37 weeks can reduce an infant's risk of death before, during or shortly after birth without increasing the need for cesarean delivery, a new study says.

FRIDAY, May 11 (HealthDay News) -- Email vacations while on the job could benefit people's health, reducing stress levels and contributing to better focus, a new study suggests.

FRIDAY, May 11 (HealthDay News) -- A type of therapy that helps people change their behavior seems to benefit severely obese children but not severely obese teens, new research suggests.

THURSDAY, May 10 (HealthDay News) -- About half of medications used in children have little or no label information about drug effectiveness, safety or dosing in children, new research finds.

FRIDAY, May 11 (HealthDay News) -- Heart attack survivors are more likely to resume their sex lives if doctors reassure them it's safe, a new study shows.

FRIDAY, May 11 (HealthDay News) -- Women who've witnessed or been the victims of violence may be more likely to engage in risky sexual behavior, according to new research.

FRIDAY, May 11 (HealthDay News) -- One failed kidney transplant doesn't mean a second transplant is likely to fail, according to a new study that found similar kidney survival, rejection and infection rates in people who undergo repeat transplants compared to patients who have had just one.

FRIDAY, May 11 (HealthDay News) -- Potentially lifesaving automated external defibrillators (AEDs) are not close at hand in most cases of cardiac arrest that occur in public places, according to a new study.

FRIDAY, May 11 (HealthDay News) -- Black Americans who suffer cardiac arrest in public places are less likely than whites to receive CPR and treatment with automated external defibrillators, a new study has found.

THURSDAY, May 10 (HealthDay News) -- Some women using hormonal contraceptives other than birth control pills may have an increased risk for serious blood clots, Danish researchers report.

THURSDAY, May 10 (HealthDay News) -- An advisory panel to the U.S. Food and Drug Administration on Thursday recommended approval of the weight-loss medication lorcaserin, even though concerns remain about cardiovascular side effects.

THURSDAY, May 10 (HealthDay News) -- U.S. Food and Drug Administration advisers on Thursday endorsed the use of the drug Truvada as a means to help prevent HIV infection in healthy people at high risk of contracting the AIDS-causing virus.

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