Saliva Test Might Someday Replace Needle Prick for Diabetics

FRIDAY, July 11, 2014 (HealthDay News) -- A new type of sensor for people with diabetes is being developed to measure sugar levels in the body using saliva instead of blood, researchers report.

Health Tip: First Aid for a Bleeding Wound

(HealthDay News) -- An open wound can be frightening. But knowing how to administer first aid can help stop the bleeding and begin healing.

Health Tip: Quit Smoking, Especially While Pregnant

(HealthDay News) -- If you're pregnant or trying, you've probably been told not to smoke.

Delaying Kid's Knee Surgery Could Be a Bad Play, Study Finds

FRIDAY, July 11, 2014 (HealthDay News) -- Delaying surgery to repair damage to the anterior cruciate ligament (ACL) -- the main ligament in the middle of the knee -- could increase a young athlete's risk for further injuries, researchers report.

Researchers Assess New Way to Boost Polio Immunity

FRIDAY, July 11, 2014 (HealthDay News) -- Polio is history in much of the world, but remains common in places like Afghanistan, Nigeria and Pakistan. Giving vaccinated children an extra dose of inactivated polio vaccine could boost their immunity and help eradicate the highly infectious disease, a new study suggests.

Stem Cells May Ease Urinary Incontinence, Study Says

FRIDAY, July 11, 2014 (HealthDay News) -- For the millions of women who can't cough, sneeze or laugh without losing bladder control, researchers are testing a treatment that uses stem cells to regenerate weakened urethra muscles.

A Little Alcohol May Not Be Good for Your Heart After All

FRIDAY, July 11, 2014 (HealthDay News) -- A new study challenges the widely held belief that light drinking of alcohol may be good for your heart.

Dengue Fever Vaccine Shows Some Promise in Trial

THURSDAY, July 10, 2014 (HealthDay News) -- A potential vaccine to protect children from the worldwide scourge of dengue fever was somewhat successful in a trial among Asian children.

Depression May Make It Harder to Beat Prostate Cancer

FRIDAY, July 11, 2014 (HealthDay News) -- Prostate cancer patients are more likely to be diagnosed with aggressive disease, receive less effective treatment and die sooner if they also have depression, a new study suggests.

Mississippi Girl Thought Cured of HIV Shows Signs of Infection

THURSDAY, July 10, 2014 (HealthDay News) -- A Mississippi girl born with HIV who was thought to be cured by immediate and aggressive drug treatment has relapsed, with new tests showing detectable levels of the AIDS-causing virus in her bloodstream, disappointed federal officials announced Thursday afternoon.

Health Highlights: July 11, 2014

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