Combined effects of electrical muscle stimulation and cycling exercise on cognitive performance
Frontiers in Physiology,
Год журнала:
2024,
Номер
15
Опубликована: Май 17, 2024
The
purpose
of
this
study
was
to
investigate
whether
a
combination
electrical
muscle
stimulation
(EMS)
and
cycling
exercise
is
beneficial
for
improving
cognitive
performance.
Eighteen
participants
(7
females
11
males)
performed
Go/No-Go
task
before
2
min
after
i)
(EX),
ii)
EMS
(EMS
+
EX)
iii)
control
(rest)
intervention
in
randomized
controlled
crossover
design.
In
the
EX
intervention,
cycled
an
ergometer
20
with
their
heart
rate
maintained
at
∼120
beats·min
-1
.
simultaneously
min,
Control
remained
rest
while
seated
on
ergometer.
Cognitive
performance
assessed
by
reaction
time
(RT)
accuracy.
There
significant
interaction
between
(
p
=
0.007).
RT
reduced
0.054,
matched
rank
biserial
correlation
coefficient
0.520).
not
altered
0.243,
Cohen’s
d
0.285)
despite
no
differences
interventions
0.551).
increased
0.038,
−0.529).
These
results
indicate
that
combining
does
alter
elevated
rate,
equivalent
moderate
intensity.
present
findings
suggest
brain
activity
during
may
be
insufficient
improve
when
compared
alone.
Язык: Английский
Concussion and the Sleeping Brain
Sports Medicine - Open,
Год журнала:
2024,
Номер
10(1)
Опубликована: Июнь 9, 2024
Abstract
Background
Emerging
research
has
suggested
sleep
to
be
a
modifier
of
the
trajectory
concussion
recovery
in
adolescent
and
adult
populations.
Despite
growing
recognition
relationship
between
concussion,
mechanisms
physiological
processes
governing
this
association
have
yet
established.
Main
Body
Following
pathophysiologic
cascade
events
occurs,
characterized
by
numerous
factors
including
microglia
activation,
ionic
imbalance,
release
excitatory
neurotransmitters.
Importantly,
each
these
plays
role
regulation
sleep-wake
cycle.
Therefore,
dysregulation
following
injury
may
function
diffuse
disruption
cerebral
functioning
wake
both
axonal
damage
secondary
events.
As
onset
sleep-related
symptoms
is
highly
variable
clinicians
should
aware
when
how
present.
Post-injury
changes
been
reported
acute,
sub-acute,
chronic
phases
can
prolong
symptom
resolution,
affect
neurocognitive
performance,
influence
mood
state.
Though
support
as
recovery,
limited
guidance
exists
for
or
their
patients
management
after
concussion.
This
attributed
fact
that
correlated
with
but
failed
explain
why
correlation
exists.
Sleep
complex,
multifactorial
process
seen
are
result
interactions
amongst
regulate
Short
Conclusion
The
assessment
identifying
considering
biological,
sociological,
psychological
will
allow
address
dynamic
nature
Язык: Английский
Threshold effect of physical exercise on its association to diabetes mellitus in short sleep population: evidence from a nationwide study
Frontiers in Endocrinology,
Год журнала:
2024,
Номер
15
Опубликована: Авг. 26, 2024
The
prevalence
of
diabetes
mellitus
(DM)
is
a
significant
public
health
concern,
especially
among
individuals
with
short
sleep
duration.
Understanding
the
relationship
between
physical
exercise
and
DM
in
this
population
crucial
for
developing
effective
prevention
strategies.
However,
presence
potential
threshold
effect
on
risk
remains
unclear.
Язык: Английский
Cognitive performance during exposure to moderate normobaric hypoxia after sleep restriction: Relationship to physiological and stress biomarkers
Physiology & Behavior,
Год журнала:
2024,
Номер
287, С. 114666 - 114666
Опубликована: Авг. 30, 2024
Язык: Английский
Nocturnal sentry duty and cardiometabolic characteristics in armed forces personnel
World Journal of Cardiology,
Год журнала:
2024,
Номер
16(12), С. 751 - 759
Опубликована: Ноя. 25, 2024
Sleep
deprivation
can
lead
to
increased
body
weight
and
blood
pressure
(BP),
but
the
latent
effects
of
partial
sleep
related
required
night
sentry
duties
within
a
short-term
period
on
cardiometabolic
characteristic
changes
in
military
personnel
are
unclear.
Язык: Английский
Sleep Quality in Greek Adolescent Swimmers
Journal of Functional Morphology and Kinesiology,
Год журнала:
2024,
Номер
9(2), С. 87 - 87
Опубликована: Май 17, 2024
The
aim
of
our
study
was
to
investigate
the
relationship
between
sleep
quality
and
functional
indices,
swimming
distance
gender
in
adolescent
competitive
swimmers.
Forty-eight
swimmers
(boys,
n
=
22,
15.7
±
1.0
years
girls,
26,
15.1
0.8
years)
were
included
study.
They
assessed
for
handgrip
strength,
respiratory
muscle
strength
pulmonary
function,
answered
a
Pittsburg
Sleep
Quality
Index
questionnaire
(PSQI),
recorded
their
anthropometric
morphological
characteristics
training
load
last
four
weeks.
results
showed
differences
chest
circumference
difference,
maximal
inhalation
exhalation
(Δchest)
(p
0.033),
PSQI
score
<
0.001),
domains
“cannot
breathe
comfortably”
0.037)
“have
pain”
0.003).
Binary
logistic
regression
(chi-square
37.457,
p
0.001)
that
variables
Δchest
0.038,
95%
CI:
1.05–6.07)
0.048,
0.1–1.07)
remained
independent
predictors
swim
groups.
Girls
had
lower
percentage
predicted
values
inspiratory
pressure
expiratory
0.027),
forced
volume
within
first
second
0.026),
vital
capacity
0.008)
“cough
or
snore
loudly”
0.032)
compared
boys.
A
analysis
explained
by
six
variables:
(t
2.177,
β
0.164,
0.035),
−2.353,
−0.17,
0.023),
−5.962,
−0.475,
total
body
water
−7.466,
−0.687,
lean
mass
−3.120,
−0.434,
0.003),
7.752,
1.136,
0.001).
Our
findings
demonstrate
is
multifactorial
result
morphometric
characteristics,
function.
Язык: Английский
Combined Effects of Moderate Hypoxia and Sleep Restriction on Mental Workload
Clocks & Sleep,
Год журнала:
2024,
Номер
6(3), С. 338 - 358
Опубликована: Июль 23, 2024
Aircraft
pilots
face
a
high
mental
workload
(MW)
under
environmental
constraints
induced
by
altitude
and
sometimes
sleep
restriction
(SR).
Our
aim
was
to
assess
the
combined
effects
of
hypoxia
on
cognitive
physiological
responses
different
MW
levels
using
Multi-Attribute
Test
Battery
(MATB)-II
with
an
additional
auditory
Oddball-like
task.
Seventeen
healthy
subjects
were
subjected
in
random
order
three
12-min
periods
increased
level
(low,
medium,
high):
(SR,
<3
h
total
time
(TST))
vs.
habitual
(HS,
>6
TST),
(HY,
2
h,
F
Язык: Английский
An IoT-based cognitive impairment detection device: A newly proposed method in older adults care—choice reaction time-device development and data-driven validation
Digital Health,
Год журнала:
2024,
Номер
10
Опубликована: Янв. 1, 2024
Background
Research
shows
that
older
adults'
performance
on
choice
reaction
time
(CRT)
tests
can
predict
cognitive
decline.
A
simple
CRT
tool
could
help
detect
mild
impairment
(MCI)
and
preclinical
dementia,
allowing
for
further
stratification
of
disorders
on-site
or
via
telemedicine.
Objective
The
primary
objective
was
to
develop
a
testing
device
protocol
differentiate
between
two
categories:
(a)
subjective
decline
(SCD)
non-amnestic
(na-MCI),
(b)
amnestic
(a-MCI)
multiple-domain
a-MCI
(a-MCI-MD).
Methods
pilot
study
in
Italy
Romania
with
35
adults
(ages
61–85)
assessed
function
using
the
Mini-Mental
State
Examination
(MMSE)
color
response
task.
Reaction
time,
accuracy,
demographics
were
recorded,
machine
learning
classifiers
analyzed
differences
dementia
screen
deficits.
Results
Moderate
correlations
found
MMSE
score
both
mean
accuracy
rate.
There
significant
difference
groups’
blue
light,
but
not
any
other
colors
SVM
RUSBoosted
trees
have
best
prediction
capabilities
among
tested
classifier
algorithms,
presenting
an
rate
77.1%.
Conclusions
effectively
differentiates
capacities
adults,
facilitating
early
diagnosis
neurocognitive
diseases
also
identify
impairments
from
stressors
like
dehydration
sleep
deprivation.
This
highlights
potential
portable
devices
monitoring
function,
including
SCD
MCI.
Язык: Английский