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Medical Xpress - latest medical and health news stories

Medical Xpress internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine.


Animal study connects fear behavior, rhythmic breathing, brain smell center

Fri, 20 Apr 2018 14:56:04 EDT

"Take a deep breath" is the mantra of every anxiety-reducing advice list ever written. And for good reason. There's increasing physiological evidence connecting breathing patterns with the brain regions that control mood and emotion.

Late, but not too late—screening for olfactory dysfunction

Fri, 20 Apr 2018 14:53:41 EDT

In a large population-based study of randomly selected participants in Germany, researchers found that participants aged 65-74 years with olfactory dysfunction showed impaired cognitive performance. Interestingly, this strong association was not present in younger (55-64 years) or older (75-86 years) participants. Additionally, the effect was more present in women than men.

Tampons can cause toxic shock syndrome

Fri, 20 Apr 2018 14:51:07 EDT

The use of intravaginal menstrual pads may be responsible for rare cases of menstrual toxic shock syndrome in women whose vaginas have been colonized by Staphylococcus aureus producing toxic shock syndrome toxin 1 (TSST-1). Menses can serve as a growth medium for S. aureus. The research is published April 20th in Applied and Environmental Microbiology, a journal of the American Society for Microbiology.

PAs may have lower diagnostic accuracy for melanoma

Fri, 20 Apr 2018 14:20:01 EDT

(HealthDay)—Physician assistants (PAs) perform more skin biopsies per case of skin cancer diagnosed and diagnose fewer melanomas in situ than dermatologists, according to a study published online April 18 in JAMA Dermatology.

In LVSD, diabetes tied to higher risk of heart failure

Fri, 20 Apr 2018 14:10:02 EDT

(HealthDay)—In patients with asymptomatic left ventricular systolic dysfunction, diabetes is associated with an increased risk of developing heart failure, according to a study published online April 6 in Diabetes Care.

Newly designed pulsed-dye laser found effective for rosacea

Fri, 20 Apr 2018 13:50:02 EDT

(HealthDay)—A pulsed-dye laser with a novel 15-mm diameter treatment beam improves the appearance of rosacea, according to a study published online April 10 in Lasers in Surgery and Medicine.

Mortality down with spinal anesthesia for hip Fx surgery

Fri, 20 Apr 2018 13:40:01 EDT

(HealthDay)—For patients undergoing hip fracture fixation, general anesthesia (GA) is associated with increased 90-day mortality compared with spinal anesthesia (SA), according to a study presented at the 2018 World Congress on Regional Anesthesia and Pain Medicine, held from April 19 to 21 in New York City.

Systolic BP increases at rapid rate above 120 to 125 mm hg

Fri, 20 Apr 2018 13:30:01 EDT

(HealthDay)—After systolic blood pressure (BP) reaches 120 to 125 mm Hg, it increases at a relatively rapid rate toward overt hypertension, according to a study published online March 21 in JAMA Cardiology.

Keep eating veggies (and fruits) for better health

Fri, 20 Apr 2018 13:20:01 EDT

(HealthDay)—Your parents' advice to eat your vegetables has solid science behind it.

U.S. better able to tackle health emergencies: report

Fri, 20 Apr 2018 13:10:01 EDT

(HealthDay)—The United States is more ready for health disasters than it was five years ago, but certain regions still lag behind, a new report shows.

When does online gaming become an addiction?

Fri, 20 Apr 2018 13:00:01 EDT

(HealthDay)—For most, playing online video games is largely a harmless hobby. But a new review finds that some fall prey to what experts call "internet gaming disorder."

Colon cancer survival varies by insurance type

Fri, 20 Apr 2018 12:55:13 EDT

(HealthDay)—Compared to patients with private insurance, colon cancer survival is lower for patients with no insurance or with Medicaid, according to a study published in the May issue of Diseases of the Colon & Rectum.

Eight factors predict pain after spine surgery

Fri, 20 Apr 2018 12:53:52 EDT

(HealthDay)—Eight factors contribute to postoperative pain after spine surgery, according to a study presented at the 2018 World Congress on Regional Anesthesia and Pain Medicine, held from April 19 to 21 in New York City.

Wide waist with 'normal weight' bigger risk than obesity: study

Fri, 20 Apr 2018 12:43:08 EDT

People of "normal" weight who sport a wide waist are more at risk of heart problems than obese people, said researchers Friday, urging a rethink of healthy weight guidelines.

Takeda hikes Shire takeover bid to almost $61 bn

Fri, 20 Apr 2018 12:38:48 EDT

Japanese drugs firm Takeda on Friday upped its takeover bid to $60.7 billion (49 billion euros) for Irish-based peer Shire, which has already rejected its previous three overtures.

Selection of a pyrethroid metabolic enzyme CYP9K1 by malaria control activities

Fri, 20 Apr 2018 12:37:15 EDT

Researchers from LSTM, with partners from a number of international institutions, have shown the rapid selection of a novel P450 enzyme leading to insecticide resistance in a major malaria vector.

Research debunks 'myth' that strenuous exercise suppresses the immune system

Fri, 20 Apr 2018 12:36:43 EDT

New research overturns a myth that has persisted for nearly four decades - that competing in endurance sports, like this weekend's London Marathon, suppresses the body's immune system and makes competitors more susceptible to infections.

Lupus treatment generates positive results in Phase III clinical trial

Fri, 20 Apr 2018 12:22:31 EDT

New research indicates that belimumab, a monoclonal antibody therapy that targets a component of the immune system, provides considerable benefits to patients with systemic lupus erythematosus (SLE), a predominately female, chronic inflammatory disease that can affect virtually any organ. The Arthritis & Rheumatology findings are encouraging because lupus is among the leading causes of death in young women.

How do people die in Switzerland today?

Fri, 20 Apr 2018 12:21:24 EDT

A study conducted by the universities of Zurich and Geneva in Switzerland's three linguistic regions shows how a common legislative framework and the cultural context of each of Switzerland's three linguistic regions interplay to shape medical end-of-life practice.

Primary pancreatic organoid tumor models for high-throughput phenotypic drug screening

Fri, 20 Apr 2018 12:19:56 EDT

A multidisciplinary team of scientists share recent advancements in innovative in-vitro cancer biology methods for screening drug-like molecules in cancer tissue relevant models in a new report published online ahead-of-print at SLAS Discovery. Entitled "Advanced Development of Primary Pancreatic Organoid Tumor Models for High-Throughput Phenotypic Drug Screening," the report can be accessed for free.

Immune diversity among the KhoeSan population

Fri, 20 Apr 2018 12:18:50 EDT

A new study of the KhoeSan of Southern Africa has improved the understanding of immune diversity among the oldest surviving indigenous population in the world.

Nemours among Orlando hospitals turning to video games for help

Fri, 20 Apr 2018 11:50:01 EDT

The usually conservative healthcare industry in Central Florida has turned to local video game makers to discover new ways to teach patients about disease and other health-related issues, potentially saving lives in the process.

UN health agency: Hungarian scientist exposed to Ebola

Fri, 20 Apr 2018 11:30:02 EDT

The World Health Organization says it has coordinated shipment of an experimental Ebola vaccine and drugs to treat a laboratory scientist in Hungary who was exposed to the potentially deadly disease earlier this month.

Dutch probe 'appalling' euthanasia of dementia patient

Fri, 20 Apr 2018 11:30:01 EDT

In a rare series of moves, Dutch authorities are investigating whether doctors may have committed crimes in five euthanasia cases, including the deaths of two women with advanced Alzheimer's disease.

Why marijuana fans should not see approval for epilepsy drug as a win for weed

Fri, 20 Apr 2018 11:20:01 EDT

A Food and Drug Administration panel recommended approval of a drug made of cannabidiol on April 19 to treat two types of epilepsy. The FDA is expected to decide in June whether to accept the panel's 13-0 recommendation to approve Epidiolex, which would would become the first drug made of cannabidiol, a compound in the cannabis plant, to gain approval from the FDA.

Attention women: Your choice of blood pressure medicine may affect your risk of pancreatic cancer

Fri, 20 Apr 2018 11:10:01 EDT

In findings with potentially broad implications for the public's health, new research has found that some women who treat their high blood pressure with a class of drugs that relaxes the blood vessels were more likely to develop pancreatic cancer than those who use other hypertension medications.

For heavy lifting, use exoskeletons with caution

Fri, 20 Apr 2018 11:01:20 EDT

You can wear an exoskeleton, but it won't turn you into a superhero.

New research suggests possible link between sudden infant death syndrome and air pollution

Fri, 20 Apr 2018 11:00:04 EDT

A study led by the University of Birmingham suggests a possible association between exposure to certain pollutants and an increased risk of so-called 'cot death'.

Research finds new mechanism that can cause the spread of deadly infection

Fri, 20 Apr 2018 11:00:02 EDT

Scientists at the University of Birmingham have discovered a unique mechanism that drives the spread of a deadly infection.

Disease-fighting antibody production

Fri, 20 Apr 2018 11:00:02 EDT

The influence of environmental cues on the differentiation and function of B cells—white blood cells that produce antibodies as part of humoral immunity—is incompletely understood.