A new study found that cluster headaches can lead to significant disruptions in daily life, with people missing an average of 16 sick days and 63 disability days per year. The study also revealed sex differences in the impact of cluster headaches on work capacity, with women experiencing more frequent and longer-lasting symptoms than men.
A new study suggests that people who consume higher amounts of the antioxidant flavonol are less likely to develop Alzheimer's dementia. The research, which followed 921 participants for six years, found that those with higher flavonol intake had a 48% lower risk of developing the disease.
A new study published in Neurology found that young black and Latino people are less likely to be disabled or die within three months after a hemorrhagic stroke. The study, which involved 418 participants, found significant differences in recovery rates among racial and ethnic groups.
The cost of MS drugs increased from $453 million to $1.32 billion between 2011 and 2017, driven by prescription costs that doubled during this period.
A preliminary study found that losing a night of sleep increases tau levels in blood by an average 17-percent compared to a good night of sleep. Higher levels of tau may reflect clearance of proteins from the brain or elevated levels in the brain.
Researchers found people with subtle thinking and memory differences had faster amyloid accumulation and thinner brain regions compared to those with normal skills. The study challenges the long-held theory that beta-amyloid is the first sign of Alzheimer's disease.
A new study found that current boxers and MMA fighters experience brain volume loss in areas related to head trauma, while retired fighters show loss in areas linked to neurodegenerative diseases like Alzheimer's. The researchers found a different pattern of brain changes between younger and older athletes.
A large study of over 1 million women found that obesity in midlife increases the risk of dementia later in life, while poor diet and lack of exercise are not. The study also revealed short-term associations between these factors and dementia risk may be due to early symptoms of dementia.
A study of over 31,750 people found that those who took long naps or slept for nine or more hours per night were at a higher risk of stroke. The researchers also found that poor sleep quality was associated with an increased risk of stroke.
Researchers identified nine cases of people who lost their ability to swim after receiving deep brain stimulation for Parkinson's disease. The study highlights the potential risk of drowning and emphasizes the need for supervised assessment before engaging in deep water activities.
A study found that ultrasound treatment can significantly improve hand tremors, disability, and quality of life in people with essential tremor. After three years, participants showed a 50% improvement in hand tremors, 56% reduction in disability, and 42% increase in quality of life.
A study published in Neurology found that adults with low levels of education and limited access to education were more likely to develop dementia. Adults who learned to read and write had lower scores on memory and thinking tests at the start of the study, but their test scores did not decline as rapidly as those who were illiterate.
A large Chinese study found that insomnia symptoms are associated with a higher risk of stroke and heart attack. The research, published in Neurology, followed over 487,000 participants for an average of 10 years and found that those with insomnia symptoms were 18% more likely to develop these diseases.
A study found that childhood thinking skills are associated with improved performance on cognitive tests at age 70, even after accounting for education level and socioeconomic status. Participants with amyloid-beta plaques in the brain scored lower on cognitive tests, but this was not linked to sex or other factors.
A study published in Neurology found that concussions can lead to lingering brain injuries even one year after athletes are cleared to return to play. Researchers used MRI scans to compare the brains of concussed and healthy athletes, finding reduced blood flow and signs of tissue swelling in concussed athletes.
Using sex-specific scores on memory tests may change who gets diagnosed with mild cognitive impairment (MCI) by 20 percent, with possibly more women and fewer men being diagnosed. The study found that using the sex-specific scores resulted in a higher diagnosis rate for women, while lower rates for men.
A study found that young adults experiencing annual income drops of 25% or more may be at risk of having thinking problems and reduced brain health in middle age. Participants with two or more income drops performed worse on cognitive tests, scoring 3.74 points lower than those with no income drops.
A small study suggests that non-invasive nerve stimulation may be effective in treating vestibular migraine attacks. The treatment, which involves electrical impulses delivered through the skin to the vagus nerve, showed improvement in vertigo symptoms for 13 out of 14 participants.
The AAN suggests annual assessments to identify mild cognitive impairment early, which can lead to earlier intervention and improved quality of life. Doctors should also document mild cognitive impairment in patients' medical records to ensure timely care.
Researchers found that people with mild cognitive impairment may have different brain changes depending on the type of dementia they have. The study suggests that these changes could potentially be used to track early changes in Alzheimer's disease and cerebrovascular disease.
Researchers found that higher serotonin levels after a seizure are associated with less breathing dysfunction, particularly in people who do not temporarily stop breathing during seizures. This study provides new insights into the possible link between serotonin levels and breathing during and after seizures.
The American Academy of Neurology has issued a new guideline recommending that people with multiple sclerosis receive recommended vaccinations, including yearly flu shots. The guideline updates previous recommendations and emphasizes the importance of preventing infections through vaccine use in MS patients.
A new study published in Neurology found that facial pain is a common symptom of headaches, affecting up to 10% of people with primary headaches. The study suggests that facial pain may be a distinct syndrome rather than just a headache variant.
The American Academy of Neurology has developed guidelines for preventing and treating migraine in children and teens. The guidelines recommend a detailed history and physical examination, education about migraine triggers, healthy lifestyle habits, and evidence-based treatments such as ibuprofen and triptans.
A recent study published in Neurology found that both low and high levels of hemoglobin are associated with an increased risk of developing dementia. The study involved over 12,000 participants and followed them for an average of 12 years, revealing a significant link between hemoglobin levels and dementia risk.
A study published by the American Academy of Neurology found that having a higher BMI and bigger waistline in the 60s is associated with greater signs of brain aging. This can lead to accelerated brain thinning, which is tied to an increased risk of Alzheimer's disease.
A study found that rugby-style tackling resulted in lower frequency and force of impacts to the head compared to football-style tackling. Rugby players had an average of 21 g-force, while football players had an average of 63 g-force.
A new study found that mentally stimulating activities like using a computer, playing games, crafting, and participating in social activities are linked to a lower risk of delay or prevention of age-related memory loss called mild cognitive impairment. Engaging in more activities during later life was associated with an even lower risk.
Researchers found that two specific biomarkers were elevated in athletes who experienced concussions, indicating potential for longer recovery times. The study suggests these biomarkers could aid in predicting which athletes are more likely to need extended recovery periods after concussion.
A large study found that people with a high body mass index (BMI) or who gain weight as they get older may have a lower risk of amyotrophic lateral sclerosis (ALS). The researchers also found that participants who gained the most weight had a 37-percent lower risk of ALS than those who didn't gain weight or lost weight.
A new study found that even people with well-controlled epilepsy are at risk of sudden unexpected death in epilepsy (SUDEP). Researchers analyzed cases referred to the North American SUDEP Registry and found that sleep deprivation, skipping medication, and lack of seizure activity were common factors contributing to SUDEP.
A new study suggests that abnormal chemical changes in specific brain areas may cause functional motor symptoms, which can be treated with medications modulating glutamatergic activity. The study found increased levels of glutamate and glutamine in the limbic areas of people with these symptoms.
A recent study found that people who restricted their blood flow by wearing inflated blood pressure cuffs on an arm and leg showed signs of more controlled blood flow to their brain. The process, called remote ischemic preconditioning, may be beneficial in preventing neurological diseases such as stroke, Parkinson's disease, and epilepsy.
A national Taiwanese health database study found people with bipolar disorder were nearly seven times as likely to develop Parkinson's disease as those without the condition. The risk was higher for those hospitalized more frequently, developing the disease at a younger age.
A proof-of-concept study found that special goggles measuring eye movements can accurately diagnose vertigo types, including Meniere's disease. The study showed improved sensitivity and specificity compared to audio tests.
A new study found that approximately half of former professional athletes with multiple concussions had higher than normal levels of tau protein in their cerebrospinal fluid, linked to chronic traumatic encephalopathy (CTE). The athletes with high tau levels scored lower on cognitive tests and brain scans showed white matter damage.
A phase 3 study involving 336 participants found that isradipine did not slow the progression of Parkinson's symptoms over three years. Researchers will continue to work on finding a treatment for the disease despite negative results.
A new experimental therapy has demonstrated potential in slowing the progression of a genetic form of ALS by reducing SOD1 protein levels. Patients who received the treatment showed improved breathing capacity, muscle strength, and functional abilities compared to those given a placebo.
The study found that out-of-pocket costs for MS drugs increased 20 times between 2004 and 2016, with people in high-deductible plans paying twice as much. The annual cost of treating neurologic disorders in the US is over $500 billion.
A phase 3 study found that taking pharmaceutical cannabidiol cut seizures nearly in half for children with Dravet syndrome. The treatment showed significant efficacy even among those who had tried multiple other medications without success.
A study found that a spinal muscular atrophy drug can improve motor function and stabilize disease activity in older children with the disease, even those with SMA type II and III. The treatment, nusinersen, increased protein production essential for motor neurons to survive.
A pilot study found that transcranial magnetic stimulation temporarily increases activity in the brain's hippocampal-cortical network, leading to improved memory recall. The treatment showed temporary improvements in memory function compared to a placebo, with participants recalling memories 31% better after stimulation.
A new study has found that women with low-density lipoprotein (LDL) cholesterol levels below 70 mg/dL may be at a higher risk of hemorrhagic stroke. The study also found that women with the lowest triglyceride levels had an increased risk of bleeding strokes compared to those with the highest triglyceride levels.
A new study published in Neurology found no link between dietary intake of minerals like zinc, iron, and other minerals with the development of multiple sclerosis. The study involved over 80,000 female nurses and found no association between mineral intake and MS risk.
A study found a link between fewer reproductive years and an increased risk of dementia in women. Women with shorter total reproductive years had a higher risk of developing dementia, particularly those who started menstruating later or went through menopause earlier.
A new study attributes the link between earlier puberty and multiple sclerosis (MS) to body mass index (BMI), finding that increased BMI is also linked to a greater risk of MS. Researchers analyzed genetic data from over 329,000 women and found that people with an earlier age of puberty were more likely to develop MS.
Researchers found that individuals with second- and third-degree relatives who have had Alzheimer's are more likely to develop the disease. Having one first-degree relative and one second-degree relative increases risk by 21 times, while having four first-degree relatives increases risk nearly 15 times.
A new study found that the risk of relapse in multiple sclerosis (MS) is lower during and after pregnancy than previously thought. Women with MS can have children without an increased risk of relapses, according to a preliminary study published by the American Academy of Neurology.
A study of 2,621 people found that those who followed Mediterranean and APDQS diets had less decline in cognitive function and poor thinking skills. The results suggest that maintaining good dietary practices throughout adulthood can help preserve brain health at midlife.
Researchers found that people with elevated symptoms of depression were 75% more likely to develop an ischemic stroke than those without depression. This association was seen even after adjusting for other risk factors.