Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: Dec. 19, 2023
Abstract
Objective
This
study
aims
to
investigate
the
correlation
between
leisure-time
physical
activity
(LTPA)
and
cognitive
function
in
older
adults.
Methods
We
conducted
an
analysis
of
2,662
participants
(aged
≥
60
years)
from
cross-sectional
National
Health
Nutrition
Examination
Survey
(NHANES)
spanning
2011–2014.
Physical
was
assessed
using
self-reported
questionnaires,
while
evaluated
through
three
measurement
modalities
assessments
difficulties.
Multiple
logistic
regression
multiple
linear
analyses
were
employed
explore
associations
duration
frequency
function.
Results
Neither
nor
showed
statistically
significant
with
CERAD-WL
CERAD-DR.
However,
correlations
observed
LTPA
AF
DSST
scores.
Individuals
adhering
recommended
guidelines
demonstrated
higher
scores
[1.38
(0.93
1.83)]
[3.32
(2.12
4.52)]
compared
those
no
activity.
Participants
engaging
1–4
times
5
or
more
per
week
increased
[0.89
(0.43
1.36)]
[1.40
(0.91
1.90)],
as
well
[2.61
(1.36
3.86)]
[3.50
(2.17
4.83)],
respectively,
non-active
individuals.
Engaging
associated
a
33%
reduced
risk
memory
decline
individuals
(odds
ratio
[OR]
0.67,
95%
confidence
interval
[CI]
0.48–0.92).
An
inverted
U-shaped
relationship
decline.
Conclusion
Compliance
is
better
adults,
although
greater
does
not
necessarily
equate
benefits.
For
appears
critical
than
duration,
most
beneficial
effects
at
3–4
week.
Therefore,
clinical
interventions
utilizing
should
prioritize
considerations
exercise
frequency.
International Journal of Hygiene and Environmental Health,
Journal Year:
2025,
Volume and Issue:
264, P. 114521 - 114521
Published: Jan. 13, 2025
Evidence
on
the
impact
of
complex
neighborhood
environment,
including
air
pollution,
greenness,
and
socioeconomic
deprivation
(nSED)
cognitive
health
in
older
adults
remains
scarce.
Both
cognition
environment
are
associated
with
physical
activity,
but
little
is
known
about
potential
mediating
role
activity
this
association.
Cross-sectional
data
Czech
arm
HAPIEE
cohort
study
examined
4,178
participants
(55.6%
women)
aged
45-69
years.
Global
score
was
constructed
from
memory,
verbal
fluency,
concentration
domains.
The
exposures,
assigned
to
participant's
addresses,
include
4-year
(2000-2003)
average
concentrations
PM2.5,
greenness
index
calculated
tree
crown
canopy
cover
estimation
(2000),
census-based
nSED
characteristics.
Physical
other
covariates
were
assessed
by
a
questionnaire.
Structural
equation
modelling
used
estimate
standardized
β
coefficients
for
relationships
between
performance.
After
controlling
range
covariates,
global
function
inversely
PM2.5
(β
=
-0.087;
95%CI:
0.122
-0.052)
-0.147;
0.182
-0.115),
positively
0.036;
0.001
0.069).
We
identified
weak
statistically
significant
associations
exposures
score.
Total
mediation
proportions
ranged
3.9%
6.5%
respectively.
individuals;
partially
mediated
activity.
International Journal of Environmental Health Research,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 9
Published: Feb. 9, 2025
This
study
aimed
to
analyze
the
relationship
between
health-protective
behaviors
against
fine
particle
exposure
and
cognitive
function
among
elderly.
A
total
of
100
individuals
aged
60
above
at
a
dementia
relief
center
in
specific
district
participated
this
study.
Cognitive
was
examined
using
Screening
Test
(CIST).
Descriptive
analysis,
t-tests,
cross-tabulations,
binary
logistic
regression,
linear
regression
were
used
data.
The
results
indicated
significant
correlations
function,
which
persisted
even
after
adjusting
for
sociodemographic
factors.
These
findings
suggest
that
higher
levels
protective
are
associated
with
better
outcomes,
highlighting
importance
interventions
aging
populations.
Further
prospective
studies
needed
determine
whether
behavior
can
help
maintain
function.
Deleted Journal,
Journal Year:
2024,
Volume and Issue:
1(2), P. 170 - 181
Published: July 1, 2024
Abstract
Objectives
This
study
aimed
to
investigate
the
protective
effects
and
underlying
mechanisms
of
aerobic
intermittent
exercise
on
cognitive
impairment
by
PM
2.5
exposure.
Methods
Thirty-two
rats
were
randomly
divided
into
four
groups:
sedentary,
exercise,
sedentary
+
exposure,
The
groups
underwent
8
weeks
training
(5
days
per
week).
Subsequently,
exposure
subjected
for
three
weeks.
Post-exposure,
we
assessed
abilities
(shuttle
box
test),
hippocampal
tissue
structure,
related
inflammatory
factors
(TNF-α,
IL-6,
IL-1β),
protein
responses
mechanism
(P65,
IκκB)
cognitive-related
levels
(BDNF,
Aβ-42).
Results
caused
impairment,
abnormal
histopathological
changes,
reduced
increased
pro-inflammatory
cytokine
levels.
Analysis
shuttle
test
data
revealed
significant
main
passive
avoidance
latency
times
measured
in
(p<0.05).
Aerobic
improves
spatial
learning
decline
induced
.
Conversely,
Exercise
group
demonstrated
a
reduction
24.9
%
compared
Sedentary
(p<0.05,
ES=1.41).
Conclustion
may
help
protecting
against
decrease
ability
