(HealthDay News) -- Medications that are expired or no longer needed shouldn't be dumped down the sink or toilet, the U.S. Home Safety Council warns. Doing so could pollute our water, making animals and other people sick.

(HealthDay News) -- Wearing a cast or splint requires special care to help a broken bone heal.

WEDNESDAY, July 27 (HealthDay News) -- Many 'special needs' kids who struggle with medical, emotional or behavioral issues often face tough social and academic troubles in school, a new study suggests.

WEDNESDAY, July 27 (HealthDay News) -- Young children born after unplanned pregnancies tend to have a smaller vocabulary and poorer non-verbal and spatial abilities than other children, but these problems are actually due to socioeconomic factors, a new study suggests.

WEDNESDAY, July 27 (HealthDay News) -- Intensive glucose-lowering treatment for people with type 2 diabetes doesn't reduce the risk of cardiovascular-related death and doctors need to be cautious about prescribing this type of treatment, a new study suggests.

TUESDAY, July 26 (HealthDay News) -- Only about one-sixth of fast food restaurant customers in New York City use calorie information provided on menus and menu boards, but they do tend to buy food with fewer calories, a new study shows.

WEDNESDAY, July 27 (HealthDay News) -- Menopause does not raise a woman's odds of developing diabetes, according to a new study.

WEDNESDAY, July 27 (HealthDay News) -- Age-related memory problems occur due to declines in the neural networks of a certain area of the brain, but this problem may be reversible, a new study in animals suggests.

WEDNESDAY, July 27 (HealthDay News) -- Greater breast density is associated with an increased risk of breast cancer and certain aggressive tumor traits, new research says.

WEDNESDAY, July 27 (HealthDay News) -- About 10 million injection drug users worldwide have hepatitis C, and 1.3 million have hepatitis B, a new study reports.

WEDNESDAY, July 27 (HealthDay News) -- The widely used mammography software known as computer-aided detection (CAD) doesn't improve detection of invasive breast cancer, new research suggests.

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

WEDNESDAY, July 27 (HealthDay News) -- For people with high blood pressure that medication can't control, a new implantable device shows promise, researchers report.

WEDNESDAY, July 27 (HealthDay News) -- Children who use cell phones don't seem to face an increased risk of brain cancer, compared to children who don't use them, a new study contends.

WEDNESDAY, July 27 (HealthDay News) -- Researchers say they've identified the gene mutation that causes the same condition that Joseph Merrick, the 19th century Englishman famously known as "The Elephant Man," was thought to have had.

WEDNESDAY, July 27 (HealthDay News) -- A combination therapy that "desensitizes" kidney transplant recipients could help hard-to-match patients find a needed kidney faster.

WEDNESDAY, July 27 (HealthDay News) -- Scientists who sequenced the genetic structure of the E. coli strain that caused the deadly food poisoning outbreak in Germany that began in May say their findings could help fight the deadly bug.

WEDNESDAY, July 27 (HealthDay News) -- A new study suggests that about one-third of people who want rhinoplasty, also known as a nose job, also have symptoms of body dysmorphic disorder (BDD) -- a mental condition in which excessive concern about imagined or minor defects in appearance interferes with daily life.