Why most flu infections fizzle: Fluorescent imaging shows transcription is a key bottleneck

For the first time, scientists have been able to watch the flu virus live as it infects human airway cells. They developed a ...

Weight-loss wonder pills prompt scrutiny of their key ingredient

Blockbuster weight-loss drugs are transforming the way we treat obesity. But while costly injectable versions remain out of ...

Head position during brain and inner ear MRI can create artifacts that impact interpretation and patient comfort

Dark, diamond-shaped spots in inner ear magnetic resonance imaging (MRI) scans are not always signs of pathological ...

Electron microscopy reveals structural adaptations in aging podocytes in rats

The kidneys are vital organs that sustain life by filtering the blood and producing urine. This filtration process takes ...

Early puberty may raise teen anxiety risk and alcohol, tobacco, drug use

The body changes, hormones surge, and the transition from child to teenager is well underway. But when puberty begins earlier ...

Weight-loss drug 'support supplements': Do they address nutrient deficiencies, or are they just another fad?

Weight-loss injections have rapidly moved from specialist clinics to social media feeds and high-street pharmacies. Known as GLP-1 medications, they were originally developed to support those with ...

Is exercise overrated for osteoarthritis? What the latest evidence suggests

The effectiveness of exercise therapy to ease the symptoms of osteoarthritis is likely minimal, short lived, and probably no better than no treatment at all, suggests an overarching (umbrella) ...

Recommendations developed for primary care asthma management in veterans, military members

In a synopsis of a clinical practice guideline issued by the U.S. Department of Veterans Affairs and U.S. Department of Defense and published online Feb. 17 in the Annals of Internal Medicine, updated ...

Children with sleep apnea face higher risk of flu and COVID-19

A new study led by Dr. Alex Gileles-Hillel along with Dr. Joel Reiter from the Faculty of Medicine at the Hebrew University and senior pediatric pulmonologists at the Hadassah Medical Center, together ...

How vaccines give our immune systems a home advantage

We are now approaching six years since COVID-19 was declared a pandemic by the World Health Organization, yet talk of vaccines and our immune systems persists in our cultural conversations—from ...

Mint, eucalyptus and chili compounds reveal powerful synergy against inflammation in immune cells

Many everyday foods and seasonings—such as herbs, spices, and aromatic plants—contain natural compounds called phytochemicals that can regulate inflammatory pathways. For centuries, these ingredients ...

Nanoparticle-based gene editing could expand treatment options for cystic fibrosis

UCLA researchers have developed a lipid nanoparticle-based gene-editing approach capable of inserting an entire healthy gene into human airway cells, restoring key biological function in a laboratory ...