Medical Headlines

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.

Stop smoking ads show damage to brain

A new anti-smoking campaign launched in the closing days of 2013 by Public Health England (PHE) includes TV adverts that show in graphic detail the harmful effects of smoking on the brain, heart and lungs.

Meat, smoking have strongest links to cancer incidence rates

Using 2008 global cancer rates from the World Health Organization, a new international study has found that certain lifestyle factors - specifically smoking and eating diets high in animal products - have the strongest association with cancer rates.Publishing their findings in the journal Nutrients, the researchers say the results could impact international food policies.

Slow eating may reduce hunger but not calorie intake

It is a well known fact that the more calories one consumes, the more weight is gained. Previous studies suggest that eating speed may affect how many calories the body consumes. But new research suggests that eating speed, rather than caloric intake, may have more of an impact on hunger suppression.

Molecular researchers find new key to inflammatory diseases

Biologists have discovered genetic material that may help to explain part of how our immune defense is triggered. Dubbing it THRIL, they say it could be targeted in the development of treatments against inflammatory diseases such as Kawasaki disease, rheumatoid arthritis and inflammatory bowel disease.

Surgery 'better than chemotherapy' for tongue cancer

For the treatment of cancer, many would consider chemotherapy to be the best option. But for tongue cancer, new research suggests that surgery may be the most effective primary port of call. This is according to a study published in the journal JAMA Otolaryngology Head and Neck Surgery.

Fine-tuned MRI may help MS diagnosis

Researchers have found a way to fine-tune MRI scanning that may help to diagnose multiple sclerosis earlier and to track its progression.The research, published in the Proceedings of the National Academy of Sciences (PNAS), has found a way to improve a magnetic resonance imaging (MRI) approach called quantitative susceptibility mapping (QSM).

Low oxygen levels in tumors 'trigger spread of breast cancer'

Researchers have discovered that low oxygen conditions can trigger the production of proteins that contribute to the spread of breast cancer cells. This is according to a study published in the Proceedings of the National Academy of Sciences.Biologists from Johns Hopkins University found that low oxygen conditions prompted increased production of proteins called RhoA and ROCK1.

Some bacteria 'live for long periods' on toys, books and cribs

Researchers from the University at Buffalo in New York say two bacteria that cause many common infections in children and the elderly, such as strep throat and ear infections, can live outside the human body for long periods of time on various objects, including books, cribs and toys.