A study has found a strong link between pesticide use and Parkinson's disease in the Rocky Mountain and Great Plains region. The research identified 14 pesticides, including simazine, atrazine, and lindane, that were associated with an increased risk of developing the disease.
Researchers found that people with higher air pollution exposure were more likely to have high amounts of amyloid plaques in their brains, which are associated with Alzheimer's disease. The study suggests that environmental factors like air pollution may contribute to Alzheimer's disease, especially in those without the APOE e4 gene va...
A systematic review of 24 studies across seven countries found Indigenous people were more likely to have a stroke than non-Indigenous populations. The disparities are particularly evident in countries with high average quality of life and long life expectancies, suggesting inequitable access to resources to prevent and manage stroke.
Researchers found an association between erectile dysfunction drug use and a lower risk of developing Alzheimer's disease. Those taking the drugs were 18% less likely to develop Alzheimer's than non-users after adjusting for other factors.
People with polycystic ovary syndrome may experience lower memory and thinking skills, as well as subtle brain changes at midlife. Researchers found an association between the condition and cognitive decline, but additional research is needed to confirm these findings.
A new study found an association between radon exposure and an increased risk of stroke in middle-aged female participants. The study showed that even moderate concentrations of radon were linked to a higher risk of stroke compared to those exposed to lower concentrations.
A new study found that poor perceived sleep quality and lower than usual energy levels are associated with an increased risk of morning migraine attacks. In contrast, factors such as stress and higher-than-average energy levels the day before were linked to afternoon or evening headaches.
A study published in Neurology found that nearly one-third of people with migraine experience related stigma, which is linked to increased disability and reduced quality of life. High levels of stigma were also associated with moderate to severe disability, while those who experienced lower levels had better quality of life scores.
A recent study found that controllable risk factors for dementia vary by race and ethnicity. For example, the percentage of cases attributed to these risk factors was higher among Black people (24%) and Native Hawaiians (14%) compared to white people (22%). The most prevalent risk factors also differed across racial and ethnic groups.
A recent study published in Neurology found that black people consistently had a higher rate of stroke than white people over a 22-year period. The average age of black people experiencing stroke was nearly 10 years younger than that of white people, highlighting an existing disparity.
A study of 526 people found that those with disrupted sleep in their 30s and 40s were more likely to experience cognitive decline a decade later. The quality of sleep rather than the quantity was key, suggesting that improving sleep habits could potentially prevent Alzheimer's disease.
A new study published in Neurology found that high levels of radon exposure are associated with an increased risk of ischemic stroke and clonal hematopoiesis (CHIP) in middle-aged female participants. The study, which included over 10,799 women, found a significant association between radon exposure and CHIP, particularly among those w...
A study published in Neurology found that white matter hyperintensities in former football players are associated with greater vascular risk factors, brain shrinkage, and other markers of dementia. The study suggests that brain scans may be a promising tool to study the long-term effects of repetitive head impacts.
A new study published in Neurology found that people with very irregular sleep patterns may have a higher risk of developing dementia. Researchers analyzed data from over 88,000 participants and found that those with the most irregular sleep were 53% more likely to develop dementia than those with regular sleep.
A new study has found that idiopathic hypersomnia, a rare sleep disorder, is more common than previously thought, affecting approximately 1.5% of the population. People with this condition experience excessive daytime sleepiness, despite getting sufficient sleep at night.
A new study found that people with multiple sclerosis (MS) are more likely to have depression, constipation, and urinary tract infections five years before their diagnosis. These conditions were also more common in those with other autoimmune diseases like lupus and Crohn's disease.
A new study using smartphone app data found certain medications like triptans, ergots, and anti-emetics to be two to five times more effective than ibuprofen for migraine treatment. Researchers analyzed over 3 million treatment attempts with various medications, including NSAIDs and combination therapies.
A study found that non-deployed veterans with moderate or severe traumatic brain injury (TBI) are more likely to develop epilepsy due to the 'healthy warrior effect', where good health is required for deployment. Deployed veterans also had a higher risk of epilepsy, especially those with penetrating TBI.
A study published in Neurology found that eating more whole grains is associated with a slower rate of memory decline in Black people. Researchers analyzed data from over 3,300 participants and found that those who consumed the most whole grains had lower levels of memory decline compared to those who ate fewer whole grain foods.
A new study published in Neurology finds that shrinkage in the hippocampus area of the brain is associated with cognitive decline, regardless of amyloid plaques. The study involved 128 participants and found that faster hippocampus atrophy was linked to faster cognitive decline.
Researchers found that yoga therapy reduced perceived stigma and improved quality of life in people with epilepsy. Participants who received yoga had a significant decrease in anxiety symptoms, improvements in mindfulness, and more than four times the likelihood of reducing seizure frequency.
A new study published in Neurology found that people with low education and income levels have a higher risk of death or dependency after a stroke. Researchers suggest that interventions to reduce disparities could save lives and improve outcomes.
A study published by the American Academy of Neurology found that people living in lower socioeconomic status neighborhoods are less likely to receive clot-busting medications or undergo clot-removing procedures after a stroke. This disparity was attributed to socioeconomic factors, with those from higher-status areas receiving more tr...
A meta-analysis of 28 studies involving 154,739 participants found a strong association between childhood traumatic events and adult headache disorders. People who experienced one or more traumatic childhood events were 48% more likely to have headache disorders than those who had not.
Researchers found that higher triglyceride levels were associated with a lower risk of developing dementia, with every doubling of levels reducing the risk by 18%. Higher triglycerides also linked to slower cognitive decline over time.
A study published in Neurology finds that people with a recent COVID-19 infection are six times more likely to develop Guillain-Barré syndrome than those without an infection. In contrast, receiving the mRNA vaccine from Pfizer-BioNTech is associated with a more than 50% reduced risk of developing the disorder.
A new study found that people with subjective memory decline who also exhibit minor test deficits are more likely to progress to mild cognitive impairment. Participants who showed no signs of problems on standard tests had a lower risk of developing the condition.
The new consensus practice guideline integrates guidance for adults and children into a single guideline, providing clinicians with a comprehensive way to evaluate someone who has sustained a catastrophic brain injury. The guideline outlines the standardized procedure for trained clinicians to evaluate people for brain death, including...
A large cohort study found that both high and low levels of high-density lipoprotein (HDL) cholesterol are associated with a small increased risk of dementia. The study included over 184,000 participants and followed them for an average of nine years.
A new study published in Neurology suggests that a longer reproductive lifespan may be associated with a lower risk of cerebral small vessel disease. Researchers analyzed data from 9,000 postmenopausal female participants and found that those with higher lifetime hormone exposure had smaller white matter hyperintensity volumes.
A meta-analysis published in Neurology found that short-term exposure to air pollution is linked to an increased risk of stroke and death from stroke. The study involved 110 studies with over 18 million cases of stroke.
The American Academy of Neurology has outlined a comprehensive plan to boost brain health by 2050, emphasizing preventive care and scientific discovery. The vision aims to optimize neurologic function across all stages of life, fostering physical, mental, and social well-being.
A study published by the American Academy of Neurology found that nearly one in five people on Medicare travel 50 or more miles to see a neurologist, indicating significant access barriers for individuals with chronic neurologic conditions. The research also revealed that people living in areas with fewer neurologists and rural residen...
A study of twins found that having a concussion early in life is tied to lower scores on tests of thinking and memory skills decades later. The twin who had a concussion showed faster decline in those scores compared to their identical twin with no history of TBI.
A new study published in Neurology found that people who take cholesterol-lowering drugs called statins after having a bleeding stroke may have a lower risk of having another stroke, especially ischemic stroke. The study also found no increased risk of bleeding stroke with statin use.
A new study suggests that millions of Americans with post-viral syndrome similar to long COVID may have detectable immune responses to support a COVID diagnosis. The research found that 41% of participants had evidence of SARS-CoV-2 exposure, raising questions about the eligibility criteria for long COVID clinics.
A new study published in Neurology found that only a small percentage of older adults with early Alzheimer's disease meet the eligibility criteria to receive new monoclonal antibody treatments. The study estimates that around 8% of people with mild cognitive impairment or mild dementia would be eligible for treatment.
A recent study published in Neurology found an association between long-term use of proton pump inhibitors and a higher risk of dementia. Researchers followed 5,712 participants for a median duration of 5.5 years and discovered that those who took the drugs for more than 4.4 years had a 33% higher risk of developing dementia.
A study published in Neurology found that Black people are underrepresented in specialty memory care clinics and more likely to have advanced dementia upon initial evaluation. The disparity is linked to neighborhood disadvantage, with patients from less affluent neighborhoods having fewer opportunities for healthcare access.
A recent study published in Neurology found an association between bullying and suicidal thoughts with more frequent headaches in teenagers. The research, which analyzed over 2.2 million teen participants, revealed that those who experienced bullying or suicidal tendencies were nearly twice as likely to have frequent headaches.
Researchers found that people carrying the APOE e4 gene variant, which increases the risk of Alzheimer's disease, may experience reduced smell detection earlier than those without the gene. The study suggests that testing a person's ability to detect odors could be an early indicator of future memory and thinking problems.
The American Academy of Neurology has developed an Emerging Issues in Neurology article providing timely guidance on new therapies for early Alzheimer's disease. The guidance explains the eligibility criteria, potential side effects, and limitations of these treatments, which are not a cure for the disease.
Researchers found that high levels of vitamin B-related amino acids, such as homocysteine and low methionine levels, increased the risk of dementia associated with particulate matter exposure. The study suggests a possible link among air pollution, amino acids, and dementia.
A recent study published in Neurology suggests that starting treatment for multiple sclerosis (MS) soon after the first signs of the disease may lead to a lower risk of disability later. Researchers found that patients who received treatment within six months of symptom onset had a significantly lower risk of developing severe disabili...
A recent study published in Neurology found that social isolation is associated with lower brain volume, particularly in areas affected by dementia. The researchers suggest that interventions to improve social connection may help prevent brain atrophy and dementia.
A study published in Neurology found that gum disease and tooth loss are linked to brain shrinkage, specifically in the hippocampus, which plays a role in memory and Alzheimer's disease. The study suggests that controlling gum disease through regular dental visits is crucial for preserving brain health.
Research found that older adults with fluctuating cholesterol and triglyceride levels have a higher risk of Alzheimer's disease and related dementias compared to those with steady levels. The study identified a link between variations in total cholesterol and triglycerides and an increased risk of dementia.
A study published in Neurology found that a new set of criteria can accurately identify professional fighters who may develop chronic traumatic encephalopathy (CTE) years later. The criteria define a condition called traumatic encephalopathy syndrome, which is associated with cognitive decline and brain shrinkage.
A study published in Neurology found that people with TBI experience improvement and decline over time, affecting their ability to function and thinking skills. The research suggests that TBI should be recognized as a chronic condition to provide tailored care for its evolving needs.
Researchers found that people with ALS who consume more omega-3 fatty acids like alpha-linolenic acid have a slower physical decline, a slightly extended survival, and lower risk of death. Omega-6 fatty acids like linoleic acid also showed promise in reducing mortality risk.