Sentences with phrase «decreased brain volume»

Atypical cortisol production in young children can result in measurable changes in brain structure and decreased brain volume.

Moreover, evidence shows childhood maltreatment is linked to decreased brain volume, which is associated with anxiety.

Low levels of B12 have even been linked to decreased brain volume and cognition.

It is well - established that childhood lead exposure leads to decreased brain volume and adverse behavioral effects.

The group identified eight genetic variants associated with decreased brain volume, several found in over one - fifth of the world's population.

Not exact matches

He said dehydration also decreases blood volume which reduces blood flow and oxygen to the brain, leading to headaches.

A volume decrease in specific parts of the brain's hippocampus — long identified as a hub of mood and memory processing — was linked to bipolar disorder in a study led by researchers at The University of Texas Health Science Center at Houston (UTHealth).

The researchers found that in patients with SAD, brain volume and activity in the amygdala decrease as a result of ICBT.

Previous studies have shown that people diagnosed with emotional instability disorders exhibit a decrease in the volume of certain brain areas.

After a two - week course of this multimodal regimen, males showed a dramatic increase in sensorimotor function (50 percent to 75 percent), working memory (decreases in path length to a platform: 375 cm to 300 cm) and a decrease in animals presenting with severe brain injury volumes (80 percent to 36 percent) compared to hypothermia and NAC treatment.

In the 8 participants for whom an adequate number of imaging studies were completed, whole brain volume — the overall amount of brain tissue — decreased significantly throughout the study period.

A similar decrease in brain volume was found with some anti-amyloid immunotherapy trials,» Turner adds.

There are genes that determine whether the same life event causes an increase or decrease in the volume of the hippocampus, and which therefore defines whether the stress is good or bad for our brain.

The results showed that with testosterone treatment the volume of grey matter decreased in two specific regions of the brain, the Broca's and Wernicke's areas, which are mainly responsible for language processing.

The volume of gray matter is a measure of brain health, but the amount of gray matter in the brain often begins to decrease in late adulthood, even before symptoms of cognitive dysfunction appear.

Brain volume tended to decrease with subjects» age, consistent with other studies that have found that some brain shrinkage occurs normally as people grow oBrain volume tended to decrease with subjects» age, consistent with other studies that have found that some brain shrinkage occurs normally as people grow obrain shrinkage occurs normally as people grow older.

Specifically, compared with controls, marijuana abusers had significantly attenuated behavioral («self - reports» for high, drug effects, anxiety, and restlessness), cardiovascular (pulse rate and diastolic blood pressure), and brain DA [reduced decreases in distribution volumes (DVs) of [11C] raclopride, although normal reductions in striatal nondisplaceable binding potential (BPND)-RSB- responses to MP.

One year follow - up revealed that AN1792 antibody responders showed improvements in cognitive measures as assessed by the neuropsychological test battery (NTB) and a decrease in brain volume compared with placebo.

In Alzheimer's disease, brain volume decreases significantly.

In fact, brain volume and weight decreases through time.

Three recent experimental studies focused on low consumption / exposure.949596 In one study, 29 smokers each consumed a single cigarette, immediately after which they had a significant decrease in blood vessel output power and significant increase in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.96

The volume of the whole brain decreases faster in people carrying the HD mutation, although it also shrinks over a year in people without the HD mutation.

The human brain starts to decrease in volume and weight as we age, but research has shown that long - term meditators have better preserved brains that non-meditators, as they age.

The same team of Harvard researchers also found that mindfulness meditation decreases brain cell volume in the amygdala, the part of our brain responsible for fear, anxiety and stress.

Brain cells are dying when brain volume decreases, and brain health is being maintained when brain volume remains hiBrain cells are dying when brain volume decreases, and brain health is being maintained when brain volume remains hibrain volume decreases, and brain health is being maintained when brain volume remains hibrain health is being maintained when brain volume remains hibrain volume remains higher.

And a study published in the journal Neurology discovered some seriously scary downsides of consuming too much trans fat: poor cognitive function and a decrease in cerebral brain volume.

Researchers have found that BDNF levels decline progressively with age.10 Lommatzsch, M., et al. «The Impact of Age, Weight and Gender on BDNF Levels in Human Platelets and Plasma,» Neurobiology of Aging 26 (2005):... continue At the same time that BDNF levels decrease, the volume of the hippocampus (primary center for emotion and memory) also decreases.11 Erickson, K.L., et al. «Brain - Derived Neurotrophic Factor is Associated with Age - Related Decline in Hippocampal Volume, Journal of Neuroscience 30,... continue In fact, in some neurological diseases, such as Huntington's and Alzheimer's disease, BDNF levels are low or deficient.12 Laske, C., et al. «Decreased Brain - Derived Neurotrophic Factor (BDNF) and B - Thromboglobulin Blood Levels in Alzheimer's Disease,» Journal of... covolume of the hippocampus (primary center for emotion and memory) also decreases.11 Erickson, K.L., et al. «Brain - Derived Neurotrophic Factor is Associated with Age - Related Decline in Hippocampal Volume, Journal of Neuroscience 30,... continue In fact, in some neurological diseases, such as Huntington's and Alzheimer's disease, BDNF levels are low or deficient.12 Laske, C., et al. «Decreased Brain - Derived Neurotrophic Factor (BDNF) and B - Thromboglobulin Blood Levels in Alzheimer's Disease,» Journal of... coVolume, Journal of Neuroscience 30,... continue In fact, in some neurological diseases, such as Huntington's and Alzheimer's disease, BDNF levels are low or deficient.12 Laske, C., et al. «Decreased Brain - Derived Neurotrophic Factor (BDNF) and B - Thromboglobulin Blood Levels in Alzheimer's Disease,» Journal of... continue

These latest brain scans include DTI (Diffuse Tensor Imaging), SWI (Susceptibility Weighted Imaging), and the very latest, FDA approved NeuroQuant (aka Quantitative Volumetric Analysis) The NeuroQuant is a statistically driven exam which actually measures the decrease in volume of the injured part of the brain.

Specifically, exposure to prenatal and / or postnatal stress is associated with increased basal and stress - induced responsiveness of the hypothalamic pituitary adrenal axis, increased central corticotropin - releasing hormone and norepinephrine drive, decreased γ - aminobutyric acid / benzodiazepine functioning, multiple alterations in the serotonergic system, and reduction in hippocampal volume, a brain structure vulnerable to the neurotoxic effects of stress - induced elevations in circulating glucocorticoids (e.g., cortisol) and amino acids (e.g., glutamate).

Postnatal decrease in circulating insulin - like growth factor - I and low brain volumes in very preterm infants