Noninvasive diffuse correlation spectroscopy used to measure cerebral blood flow may be a useful bedside tool to identify neuronal dysfunction in critically ill patients, preliminary research suggests. First Look
The microstructure of the brain's white matter in adolescents and young adults with autism spectrum disorder differs from that of neurotypical people. Medscape Medical News
Among adults with out-of-hospital cardiac arrest, giving calcium did not improve return of spontaneous circulation, and there was a suggestion of worse outcome, in a new randomized controlled trial. Medscape Medical News
A new study suggests that post-exercise premature ventricular contractions might flag individuals at long-term risk for cardiovascular death. Medscape Medical News
Childhood autism rates are at their highest level since the CDC began tracking the disorder in 2000 – a finding that likely reflects improved diagnosis and not an increase in incidence. Medscape Medical News
People who have both diabetes and hypertension appear to have worse brain structure and cognitive performance than those with just one of these conditions, according to new data from 39,000 individuals. First Look
Amyloid-related imaging abnormalities occurred in about 40% of participants in the phase 3 aducanumab studies ― and roughly one fourth of these experienced symptoms. Medscape Medical News
A non-physician-led program has the potential to expand remote healthcare delivery, increase access to care, reduce health inequities, and improve healthcare quality, researchers report. Medscape Medical News
Catnip is the most famous stimulant for cats. How does it work, why does it not affect all cats, and are there any catnip alternatives? We investigate.
Oscillopsia is the sensation that the surrounding environment is constantly in motion when it is not. Oscillopsia is usually a symptom of an underlying condition. Read more here.
A preclinical study using cell cultures has found that some antibiotics may help address a genetic mutation associated with forms of early onset dementia.
Brain atrophy can refer to a loss of brain cells or a loss in the number of connections between these cells. In this article, learn about the symptoms of brain atrophy, as well as some causes and treatments.
A new study found a link between inadequate hydration and poorer cognitive functioning, especially in memory and attention tasks — but only in older women.
A new mouse study uses a two-pronged approach to designing a vaccine for dementia. The results are encouraging, and a clinical trial may be on the horizon.
Vasovagal syncope is fainting that occurs in response to a sudden drop in blood pressure or heart rate. Learn about its causes, symptoms, and treatment here.
The largest prospective study to date to look at sleep and migraine risk using objective measurements of sleep finds an intriguing link between the two.
New research in rats identifies a brain circuit that may explain impulsive eating. The findings may eventually help those who are finding it hard to diet.
Arm numbness has many possible causes, from sleeping on the arm and cutting off the circulation to serious issues, such as a stroke. Learn more about these and other causes here.
The Moro reflex is a normal, involuntary motor response in healthy babies. This article provides more details, including possible triggers and how to calm a baby with Moro reflex.
Dysarthria is a type of speech disorder that occurs due to muscle weakness. Learn about the causes of dysarthria and the available treatment options here.
As middle-aged people age, having more body fat and less muscle may affect their fluid intelligence, says a new study that implicates the immune system.
(MedPage Today) -- This week's topics include best medicines for atrial fibrillation when a stent is used, an envelope for cardiac devices to reduce infection risk, psychosis and ADHD medicines, and eggs and cardiovascular disease