Medical Headlines

Scientists discover how some bacteria avoid antibiotics

Researchers at the Hebrew University of Jerusalem have reached a breakthrough in understanding how "persistent bacteria" withstand treatment with antibiotics.They report their work, which could pave the way for new ways to control such bacteria, in the journal Nature Communications.

Good night's sleep good for brain health

A good night's sleep may be essential to brain health, say Swedish researchers who found depriving healthy young men of a night's sleep increased blood concentrations of brain molecules to levels seen in brain damage.

Shingles rash linked to higher risk of stroke

Shingles, the nerve rash in adulthood caused by reactivation of the chickenpox virus, is an independent risk factor for stroke and other blood clot events, the largest study to confirm the association has found.

Having Medicaid leads to 40% more ER visits, say researchers

New research suggests that adults who have their medical care covered by Medicaid use emergency rooms 40% more than adults in similar situations who do not have health insurance. This is according to a study published in the journal Science.

New technique could boost corneal transplant acceptance rates

New research from the University of Texas Southwestern Medical Center at Dallas has detailed a new technique that may be able to boost patients' acceptance rates of corneal transplants. This is according to a study published in the American Journal of Transplantation.

High blood pressure in women 'more dangerous' than in men

High blood pressure is known as the "silent killer," as it often has no symptoms. And now, new research suggests that women with high blood pressure are at higher risk than their male counterparts of vascular disease, prompting researchers to recommend different treatments in women.

Tripling tobacco taxes 'would avoid 200 million deaths by 2025'

According to the World Health Organization, tobacco use is a cause of death for more than 5.4 million people worldwide every year. But a new review published in the New England Journal of Medicine suggests that by tripling the taxes on tobacco globally, 200 million tobacco deaths could be avoided by 2025.Authors of the review, including Dr.

New vaccine protects against staph-induced pneumonia

New research published in The Journal of Infectious Diseases describes how a team in the US has developed a new vaccine that protects against lethal staph-induced pneumonia.Staphylococcus aureus (staph) bacteria causes serious infections in both hospital and community settings, write the researchers.

Heart surgeons find they can rely on less blood stock

Heart surgeons who performed aortic valve replacement operations for over 750 patients have found from analyzing data on complications that strategies to reduce the need for donor blood stocks are safe and improve outcomes.

Young adults 'damage DNA' with weekend alcohol consumption

College students are renowned for partying at the weekends, and this usually involves having a drink or two. But new research has found that this level of alcohol consumption may cause damage to DNA. This is according to a study published in the journal Alcohol.

Genetic brain development 'peaks before birth and in adolescence'

Genetic expression behind the development of our brains is most active before birth, in the early months of pregnancy, and during our teenage years, scientists have found.There is a quieter intervening "movement" in the three-part "symphony" of human brain development, but one that is more sensitive to environmental factors, say the researchers publishing in the journal Neuron.

Vitamin E may combat functional decline from Alzheimer's disease

New research suggests that a daily dose of vitamin E may help to slow functional decline for patients with mild to moderate Alzheimer's disease and may help reduce the amount of care these patients need. This is according to a study published in JAMA.Vitamin E is defined as a group of eight fat-soluble compounds. These compounds include a mix of tocopherols and tocotrienols.

New molecular discovery provides clues to cause of schizophrenia

For decades, scientists have been working toward discovering the cause of schizophrenia. Now, new research may provide further clues, as scientists have uncovered a molecular process that may contribute to the development of the disorder. This is according to a study published in the journal Molecular Psychiatry.

All in the eyes: corneal reflections in photos can help solve crimes

The eyes are not just the mirror of the soul, they also mirror the world around us. Now, a UK team has found that today's high-resolution digital images are now so detailed, they can enlarge the eyes in people's photos and retrieve images of out-of-shot bystanders reflected on their corneas.

Our food choices are influenced by social norms, study suggests

Social cues affect choices we make on a daily basis, from how we dress to what kind of car we drive. But now, research published in the Journal of the Academy of Nutrition and Dietetics suggests that what other people eat influences our own food choices.

One-third of teens do not discuss sexual health with physicians

It is understandable that some teenagers may find it difficult to talk to their doctors about sexual health. But new research suggests that around one-third of adolescents who have annual visits with their physicians do not have conversations about sex or sexuality issues, and that physicians should provide more education and counseling in this area.

Retirement-age fitness predicted by high school sports participation

Health behavior researchers have found that fit and healthy young men who participated in high school and college sports were also more likely to be physically active when they reached their 70s.The study analyzed survey responses from 712 veterans who had fought in World War II and gotten through it in good health without wounding.

Gene found that 'protects against neurodegenerative diseases'

Scientists from the University of Queensland in Australia say they have discovered that a gene called mec-17 has the ability to protect against adult-onset progressive nerve degeneration. This is according to a study published in the journal Cell Reports.The research team, led by Dr.