User profiles for Vera Novak
Vera NovakAssociate Professor of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical … Verified email at bidmc.harvard.edu Cited by 10994 |
[HTML][HTML] Foot pressure distribution during walking in young and old adults
Background Measurement of foot pressure distribution (FPD) is clinically useful for evaluation
of foot and gait pathologies. The effects of healthy aging on FPD during walking are not …
of foot and gait pathologies. The effects of healthy aging on FPD during walking are not …
The relationship between blood pressure and cognitive function
V Novak, I Hajjar - Nature Reviews Cardiology, 2010 - nature.com
The relationship between blood pressure (BP) and cognitive outcomes in elderly adults has
implications for global health care. Both hypertension and hypotension affect brain perfusion …
implications for global health care. Both hypertension and hypotension affect brain perfusion …
Physiological complexity and system adaptability: evidence from postural control dynamics of older adults
The degree of multiscale complexity in human behavioral regulation, such as that required
for postural control, appears to decrease with advanced aging or disease. To help delineate …
for postural control, appears to decrease with advanced aging or disease. To help delineate …
Blood pressure and blood flow variation during postural change from sitting to standing: model development and validation
…, LM Ellwein, LA Lipsitz, V Novak - Journal of applied …, 2005 - journals.physiology.org
Short-term cardiovascular responses to postural change from sitting to standing involve
complex interactions between the autonomic nervous system, which regulates blood pressure, …
complex interactions between the autonomic nervous system, which regulates blood pressure, …
Autoregulation of cerebral blood flow in orthostatic hypotension
Background and Purpose—We sought to evaluate cerebral autoregulation in patients with
orthostatic hypotension (OH). Methods—We studied 21 patients (aged 52 to 78 years) with …
orthostatic hypotension (OH). Methods—We studied 21 patients (aged 52 to 78 years) with …
Global and regional effects of type 2 diabetes on brain tissue volumes and cerebral vasoreactivity
OBJECTIVE—The aim of this study was to evaluate the regional effects of type 2 diabetes and
associated conditions on cerebral tissue volumes and cerebral blood flow (CBF) regulation…
associated conditions on cerebral tissue volumes and cerebral blood flow (CBF) regulation…
Influence of respiration on heart rate and blood pressure fluctuations
The dynamics of the respiratory and cardiovascular systems were studied by continuously
slowing respiration from 0.46 to 0.05 Hz. The time-frequency distribution and global spectral …
slowing respiration from 0.46 to 0.05 Hz. The time-frequency distribution and global spectral …
Enhancement of vasoreactivity and cognition by intranasal insulin in type 2 diabetes
OBJECTIVE To determine acute effects of intranasal insulin on regional cerebral perfusion
and cognition in older adults with type 2 diabetes mellitus (DM). RESEARCH DESIGN AND …
and cognition in older adults with type 2 diabetes mellitus (DM). RESEARCH DESIGN AND …
[HTML][HTML] Advanced BrainAGE in older adults with type 2 diabetes mellitus
Aging alters brain structure and function and diabetes mellitus (DM) may accelerate this
process. This study investigated the effects of type 2 DM on individual brain aging as well as the …
process. This study investigated the effects of type 2 DM on individual brain aging as well as the …
Hypocapnia and cerebral hypoperfusion in orthostatic intolerance
Background and Purpose—Orthostatic and other stresses trigger tachycardia associated
with symptoms of tremulousness, shortness of breath, dizziness, blurred vision, and, often, …
with symptoms of tremulousness, shortness of breath, dizziness, blurred vision, and, often, …