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HealthDay News - June 29, 2017

Arm Yourself Against Insect Sting Allergies

THURSDAY, June 29, 2017 (HealthDay News) -- For most of us, an insect bite means an annoying itch and some minor discomfort. But more and more people are having serious -- and even potentially deadly -- reactions to bites and stings, researchers report.

Health Tip: Rid Your Bedroom of Allergens

(HealthDay News) -- Sneezing and sniffling triggered by allergies can prevent a good night's sleep.

Health Tip: Practice Drowning Prevention at Home

(HealthDay News) -- Drowning can happen most anywhere, even in a small amount of water.

For Many, Friends Are Key to Happiness in Old Age

THURSDAY, July 29, 2017 (HealthDay News) -- As you age, the friends you keep wield an ever-greater impact on your health and sense of happiness, new research reveals.

Concussion in High School Doesn't Boost Depression Risk: Study

THURSDAY, June 29, 2017 (HealthDay News) -- Two new studies offer good news for any high school athlete who's suffered a concussion: For most athletes, mental or physical effects may resolve themselves over the long term.

Lack of Health Insurance Can Shorten Lives: Study

THURSDAY, June 29, 2017 (HealthDay News) -- In the midst of another struggle over U.S. health care coverage, a new study finds that Americans who don't have health insurance face a significantly higher risk for premature death.

Depression May Worsen Health for Cancer Caregivers

THURSDAY, June 29, 2017 (HealthDay News) -- Depression is known to be linked to worsening physical health, and a new study finds this may be especially true for cancer caregivers.

Climate Change Likely to Widen Gap Between Rich, Poor in U.S.: Study

THURSDAY, June 30, 2017 (HealthDay News) -- Climate change could cause significant economic damage to the United States and increase the gap between the rich and poor, a new study suggests.

Some Prostate Drugs May Do Harm

THURSDAY, June 29, 2017 (HealthDay News) -- Popular hormone-based drugs for treating an enlarged prostate could increase men's risk of type 2 diabetes, heart disease or stroke, a new study suggests.

Scientists Spot Genes Behind Crohn's, Ulcerative Colitis

THURSDAY, June 29, 2017 (HealthDay News) -- Researchers say they've come closer to pinpointing genes linked with inflammatory bowel diseases such as Crohn's and ulcerative colitis.

Is Potential Human Life Span Unlimited?

THURSDAY, June 29, 2017 (HealthDay News) -- Have you ever thought about what it might be like to live into your hundreds?

Slowed Walking, Shrinking Brain?

THURSDAY, June 29, 2017 (HealthDay News) -- It isn't unusual for older people to slow down a bit as the years go by. But for seniors, slowed walking may signal mental decline, and now a new study suggests why.

Antibiotics Improve Treatment of Skin Abscesses

WEDNESDAY, June 28, 2017 (HealthDay News) -- New research might change the way doctors treat skin abscesses in children and adults, medical experts say.

Many Women Mistaken on 'Side Effects' of Breast Cancer Drug

THURSDAY, June 29, 2017 (HealthDay News) -- Many women at high risk for breast cancer do not take the drug tamoxifen to prevent the disease, often because they confuse naturally occurring symptoms with side effects from the drug.

Experimental Drug Shows Promise Against Dangerous Viruses

THURSDAY, June 29, 2017 (HealthDay News) -- An experimental antiviral drug is effective against a number of coronaviruses, including some that can cause deadly epidemics, researchers say.

Health Highlights: June 29, 2017

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

Could a High IQ Mean a Longer Life?

THURSDAY, June 29, 2017 (HealthDay News) -- A high IQ might do more than help you garner good grades: New research suggests it might also lengthen your life.

Melanoma Biopsy Results Can Differ, Worrying Patients

THURSDAY, June 29, 2017 (HealthDay News) -- Joann Elmore is a doctor, so when her dermatologist said her skin biopsy indicated possible melanoma, she knew just what to do -- get a follow-up biopsy to verify.

Heat Deaths in U.S. Cities Could Jump 10-fold If Climate Change Isn't Slowed

THURSDAY, June 29, 2017 (HealthDay News) -- America's exit from the Paris climate change agreement will lead to more punishing summer heat waves and thousands of additional heat-related deaths each year in major U.S. cities, a new report claims.

More Americans Are Walking for Exercise

THURSDAY, June 29, 2017 (HealthDay News) -- Call it a step in the right direction: More and more Americans are trying to walk their way to better health.