Health Tip: Test Your Food Thermometer

(HealthDay News) -- Your food thermometer is an important tool for making sure your food is safe, but there are no guarantees that it's working properly.

Health Tip: Reduce the Risk of Canker Sores

(HealthDay News) -- Canker sores are painful ulcers that form inside the mouth. While they're not contagious, they can impede eating and speaking.

Smoggy Days May Raise Your Odds for Burst Appendix

THURSDAY, July 11 (HealthDay News) -- Add another possible health woe to the negative effects of air pollution: A new study suggests that the risk of a burst appendix rises on smoggy days.

Number of Nerve Fibers Near Prostate Tumor Tied to Aggressiveness

THURSDAY, July 11 (HealthDay News) -- Nerves may play an important role in both the development and spread of prostate cancer, a new study suggests.

Today's 90-Somethings Seem Sharper Than Predecessors

THURSDAY, July 11 (HealthDay News) -- People in their 90s today are mentally sharper than those who were in their 90s a decade ago, a new study contends.

Recession May Have Boosted Teens' Social Consciousness

THURSDAY, July 11 (HealthDay News) -- Concern for other people and the environment rose among American teens during the recent recession, a new study indicates.

Is U.S. Health-Care Reform on Track for 2014?

THURSDAY, July 11 (HealthDay News) -- At the heart of President Barack Obama's sweeping yet controversial health-reform law is the largest expansion of health insurance in decades, and it's set to take effect on Jan. 1, 2014. But some observers wonder whether it will get off the ground as scheduled.

Scientists Use HIV to 'Cure' 2 Rare Genetic Diseases

THURSDAY, July 11 (HealthDay News) -- Turning a medical foe into a therapeutic friend, Italian scientists say they used a piece of HIV to cure two rare genetic diseases affecting children.

Country Singer Randy Travis Suffers a Stroke

THURSDAY, July 11 (HealthDay News) -- Country music star Randy Travis suffered a stroke Wednesday night following a viral heart infection he was first hospitalized for on Sunday.

Smoking Plus Heavy Drinking May Accelerate Mental Decline

THURSDAY, July 11 (HealthDay News) -- Lighting up a cigarette and having a few cocktails often go hand in hand, but according to a new study, this common combination may wreak havoc on a person's mental skills.

Infant Vaccines Also Protect Seniors Against Pneumonia: Study

THURSDAY, July 11 (HealthDay News) -- Vaccines given to infants to prevent blood and ear infections also seem to protect older people from pneumonia, a new study indicates.

Health Highlights: July 11, 2013

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

Later Clamping of Umbilical Cord May Benefit Newborns: Study

THURSDAY, July 11 (HealthDay News) -- Doctors may be clamping umbilical cords too soon after a baby's birth, according to a new study.

Youth Murder Rate Hits 30-Year Low: CDC

THURSDAY, July 11 (HealthDay News) -- The murder rate among children and young adults has hit a 30-year low, U.S. health officials reported Thursday.