Health Problems

Brain iron on MRI linked to disability in multiple sclerosis

(HealthDay)—Brain iron at quantitative magnetic resonance imaging (MRI) is associated with disability in multiple sclerosis (MS), according to a study recently published in Radiology. Robert Zivadinov, M.D., Ph.D., from the University at Buffalo in New York, and colleagues conducted a prospective study between March 2009 and November 2013 involving 600 participants with MS (452 with […]

Health News

Why Doesn't Your Vision 'Go Dark' When You Blink?

There's a saying that goes, "Blink and you'll miss it." But generally, we don't miss a thing when we blink; in fact, we don't even notice when we're doing it. Indeed, even though adults blink about 15 times per minute, on average, our vision appears seamless and uninterrupted. But how does that work, exactly? Experts […]

Health Problems

Brain function impacts how experiences contribute to depression

A study in adolescent girls reports that recent life events impact depressive symptoms differently, depending on how the brain responds to winning and losing. A strong brain response to winning boosted the beneficial impact of positive experiences on symptoms, whereas a strong response to losing enhanced the detrimental impact of negative experiences on symptoms. The […]

Health Problems

Vascular risk factors for brain calcification in seniors identified

(HealthDay)—Diabetes and smoking are vascular risk factors associated with hippocampal calcification in older patients with memory issues, according to a study published in the September issue of Radiology. In an effort to identify risk factors for hippocampal calcifications and investigate the association between hippocampal calcifications and cognitive function, Esther J.M. de Brouwer, M.D., from the […]

Health News

Brain Implant Puts the Brakes on Epileptic Seizures in Mice

THURSDAY, Aug. 30, 2018 — Experiments in mice have shown that an implanted electronic device in the brain can detect — and deliver drugs to stop — impending epileptic seizures. Potentially, a similar device might help people with epilepsy, Parkinson’s disease and brain tumors who have failed standard treatment. So far, the technology is in […]