Obesity accelerates loss of COVID-19 vaccination immunity
The protection offered by COVID-19 vaccination declines more rapidly in people with severe obesity than in those with normal weight. …
Problems with ‘pruning’ brain connections linked to adolescent mental health disorders
Problems with the brain’s ability to ‘prune’ itself of unnecessary connections may underlie a wide range of mental health disorders that begin during adolescence. …
Daily 11 minute brisk walk enough to reduce risk of premature death
Study suggests one in ten premature deaths could be prevented if everyone managed at least 11 minutes a day (75 minutes a week) of moderate-intensity physical activity. …
Highly antibiotic-resistant strain of MRSA that arose in pigs can jump to humans
A highly antibiotic-resistant strain of the superbug MRSA (methicillin-resistant Staphylococcus aureus) emerged in livestock in the last 50 years, probably due to widespread antibiotic use in pig farming. …
One in 500 men carry an extra sex chromosome, raising their risk for several common diseases
Around one in 500 men could be carrying an extra sex chromosome, putting them at increased risk of diseases such as type 2 diabetes, atherosclerosis, and thrombosis. …
Cognitive impairment from severe COVID-19 equivalent to 20 years of aging
Cognitive impairment as a result of severe COVID-19 is similar to that sustained between 50 and 70 years of age and is equivalent to losing 10 IQ points …
Mouse study shows potential for gene editing to tackle mitochondrial disorders
Scientists have shown that it is possible to modify the mitochondrial genome in live mice, paving the way for new treatments for incurable mitochondrial disorders. …
Faulty BRCA genes linked to prostate and pancreatic cancers
Faulty versions of the BRCA genes linked to breast and ovarian cancer are also involved in several other cancers, including those that affect men. …
MRSA superbug arose in hedgehogs long before clinical use of antibiotics
New evidence shows that a type of antibiotic-resistant MRSA superbug arose in nature long before the use of antibiotics in humans and livestock. …
Esophageal cancer discovery highlights importance of screening for precancerous Barrett’s esophagus
Abnormal cells that go on develop into esophageal cancer start life as cells of the stomach. …
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