TUESDAY, April 5 (HealthDay News) -- Extreme weight gain increases breast cancer survivors' risk of cancer recurrence and death, but moderate weight gain has no effect on outcomes, a new study finds.

(HealthDay News) -- Your growing child needs a good night's rest, and a consistent bedtime routine can make putting your youngster to bed a little less challenging.

(HealthDay News) -- Most people get much more sodium (salt) in their diet than their body needs. This causes the body to retain water, increasing the risk of high blood pressure and other cardiovascular problems.

TUESDAY, April 5 (HealthDay News) -- The substantial increase in computed tomography (CT) examinations of children in U.S. hospital emergency departments between 1995 and 2008 highlights the need for appropriate use and interpretation of these exams, say researchers.

TUESDAY, April 5 (HealthDay News) -- Girls involved in high-impact activities such as running, basketball, gymnastics and cheerleading are at increased risk for stress fractures, a new study finds.

TUESDAY, April 5 (HealthDay News) -- Some breast cancer survivors fear that eating foods containing soy will increase the risk of a cancer recurrence, but new research suggests that those worries appear to be unfounded.

TUESDAY, April 5 (HealthDay News) -- No doubt timed to coincide with the collective angst about the upcoming swimsuit season, a best-selling book detailing a trendy new diet made famous by the French is due out in the United States later this month.

TUESDAY, April 5 (HealthDay News) -- Elderly U.S. veterans are far less likely to die after hospitalization for heart failure than they were in the late 1990s, a new study indicates.

TUESDAY, April 5 (HealthDay News) -- Sudden cardiac death kills more young athletes in the United States than previously estimated, according to a new study.

TUESDAY, April 5 (HealthDay News) -- Patients who are prescribed higher doses of opioid painkiller drugs (such as Oxycontin or Vicodin) are at increased risk of death from overdose than those given lower doses, a new study finds.

TUESDAY, April 5 (HealthDay News) -- The inner ear can actually "store" sounds, according to a new study.

TUESDAY, April 5 (HealthDay News) -- New research shows that levels of a particular protein can indicate the severity of Alzheimer's disease, but it doesn't serve as an early warning sign of the illness.

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

TUESDAY, April 5 (HealthDay News) -- Babies born to mothers who were obese in early pregnancy have a much greater risk of dying before, during, or up to one year after birth, a new British study says.

TUESDAY, April 5 (HealthDay News) -- For people with hard-to-control blood pressure, a new implantable device shows promise, researchers report.

TUESDAY, April 5 (HealthDay News) -- People with high blood pressure and impaired glucose tolerance seem to fare equally well when given two separate types of heart drugs, new research suggests.

TUESDAY, April 5 (HealthDay News) -- In the latest analysis from the Women's Health Initiative (WHI) study, researchers report that risks to postmenopausal women who were taking estrogen-only hormone therapy faded rapidly after they ended the treatment.

TUESDAY, April 5 (HealthDay News) -- Over the last two decades teen births have dropped 37 percent in the United States and are now at a record low, government health officials report.