Does a Foreign Accent Hurt Credibility?

TUESDAY, July 27 (HealthDay News) -- People with a foreign accent are perceived as less truthful by listeners because an accent makes a person harder to understand, a new study contends.

Health Tip: Taking a Plane Trip With Baby

(HealthDay News) -- Taking a plane ride with baby requires a little extra planning.

Health Tip: Caring for Your Skin

(HealthDay News) -- Creating a daily routine to care for your skin can help keep the body's largest organ healthy and clear.

Delirious Hospital Patients a High-Risk Group, Study Finds

TUESDAY, July 27 (HealthDay News) -- Elderly hospital patients with delirium are at increased risk for dementia, institutionalization and death, a new study has found.

Brain Structure Changes Found in Irritable Bowel Patients

TUESDAY, July 27 (HealthDay News) -- Women with irritable bowel syndrome have increases and decreases in gray matter density in areas of the brain that play a role in attention, emotion regulation, pain inhibition and the processing of information from the gut, new research suggests.

Alaskan Sled Dog Has Own Genetic 'Signature'

TUESDAY, July 27 (HealthDay News) -- The contributions different dog breeds have made to the speed, endurance and work ethic of Alaskan sled dogs have been revealed through a new genetic analyses.

Mom's Affection Helps Babies Grow Into Less Stressed Adults

TUESDAY, July 27 (HealthDay News) -- The more a mother showers her infant child with warmth and affection, the less anxiety, hostility and general distress the child will ultimately grow up to harbor as an adult, new research indicates.

Rush Victims of Deadliest Heart Attacks to Specialty Centers: Study

TUESDAY, July 27 (HealthDay News) -- New research may shed some light on the ongoing public health debate regarding how to minimize the death rate from the most serious kinds of heart attacks, while also limiting health care costs.

Longer Time Frame for Clot-Busting Drug May Help Beat Stroke

MONDAY, July 26 (HealthDay News) -- Extending the time window to treat stroke patients with the clot-dissolving drug tPA from 3 hours to up to 4.5 hours after the onset of stroke doesn't result in any significant delays in treatment and appears to be a safe option for saving lives, new research suggests.

To Help Keep Weight Off, Turn to the Web

TUESDAY, July 27 (HealthDay News) -- Worried about whether the weight you just lost will stay lost? Seeking out the right Web site might help, a new study suggests.

In Conversation, People's Brains Can Mirror Each Other

TUESDAY, July 27 (HealthDay News) -- During a conversation, the brain activity of both listener and speaker may look remarkably similar, especially when the two are really understanding each other, a new study finds.

Close Ties With Others Might Lengthen Life, Review Finds

TUESDAY, July 27 (HealthDay News) -- Family and friends may do more than provide companionship: They also may boost your longevity, making as much of a difference as not smoking, a new analysis of studies suggests.

Health Highlights: July 27, 2010

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

Delivering Babies Even a Few Weeks Early Ups Respiratory Risks

TUESDAY, July 27 (HealthDay News) -- Infants born even a few weeks early run the risk of developing breathing problems compared with full-term babies, a new study finds.

Clinical Trials Update: July 27, 2010

(HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com:

Genetic Risk Score Can Predict Odds For Breast Cancer

TUESDAY, July 27 (HealthDay News) -- Taking advantage of recent discoveries of more genetic variants that raise the risk for breast cancer, European scientists have analyzed those variants in relation to breast cancer and found that the risk is greater with certain variants and for certain tumor types.

Technology May Explain Mammogram's Poorer Performance in Younger Women

TUESDAY, July 27 (HealthDay News) -- The poorer tumor detection rate offered by mammography for women in their 40s is due more to the technology itself than characteristics of a younger woman's cancer, according to a new study.