To
investigate
accommodative
and
binocular
characteristics
in
myopic
patients
with
age-related
accommodation
deficiency,
to
the
relationship
of
amplitude
(AA)
other
parameters.
Myopic
between
40
50
years
old
undergo
refractive
surgery
were
enrolled.
Accommodative
function,
including
AA,
positive
negative
relative
(PRA
NRA),
response
(binocular
cross
cylinder,
BCC),
facility
(BAF)
examined.
Binocular
vision
measurements
simultaneous
perception,
fusional
vergence,
stereovision
assessed
a
synoptophore.
Near
point
convergence
(NPC)
gradient
convergence/accommodation
(AC/A)
ratio
also
measured.
A
questionnaire
was
used
assess
subjective
visual
discomfort
experienced
after
prolonged
near
work.
total
145
subjects
evaluated,
mean
age
42.59
±
2.89
(SD)
years.
In
full
data
set,
96(66.21%)
had
PRA
(>-1.50
D),
21(14.48%)
NRA
(<
1.50
113(77.93%)
BCC
0.25
D).
Out
97
patients,
17(17.53%)
AC/A
2),
54(55.67%)
NPC
(>
7.5
cm),
51(52.58%)
BAF
5
cpm).
As
for
59(60.82%)
values
greater
than
0
prism
dioptres.
Adjusting
associated
factors,
participants
lower
AA
more
likely
be
older
(odds
[OR],
2.080;
95%
confidence
interval
[CI],
1.523–2.841)
milder
myopia
(OR,
1.280;
CI,
1.029–1.594).
Lower
4.990;
1.731–14.386)
found
individuals
AA.
The
three
most
commonly
reported
discomforts
eye
strain
or
soreness,
ocular
pain
headache,
blurred
text.
For
myopes
at
early
stage
presbyopia,
continuous
tension
vergence
system
worthy
our
attention,
addition
well-known
insufficiency.
Comprehensive
assessment
status
appropriate
management
is
recommended
before
corneal
surgery.
BMJ Neurology Open,
Год журнала:
2024,
Номер
6(1), С. e000656 - e000656
Опубликована: Май 1, 2024
Background
Increasing
prevalence
of
screens
among
young
people
is
a
notable
characteristic
the
modern
digital
era.
The
study
aimed
to
explore
and
associated
factors
migraine
headache
(MH)
tension-type
(TTH)
Bangladeshi
students
continuing
online
education.
Methods
A
total
771
were
selected
conveniently
using
quota
sampling
method.
pretested
semistructured
self-administered
questionnaire
containing
background
information,
Headache
Screening
Questionnaire-English
Version,
Patient
Health
Questionnaire-9,
Speech,
Spatial
Qualities
Hearing
scale
Insomnia
Severity
Index
was
used
for
data
collection.
Multivariate
logistic
regression
analysis
conducted
relationship
between
different
headaches
screen
use.
Results
MH,
TTH
mixed
(both
MH
TTH)
in
population
26.07%,
47.08%
14.75%,
respectively.
Longer
duration
(>12
months,
adjusted
ORs
(AORs):
2.83,
95%
CI
0
1.00
8.00),
history
eye
problem
(AOR:
1.48,
1.01
2.17),
insomnia
1.53,
2.33)
moderate-to-severe
depression
2.35,
1.55
3.56)
significantly
with
headache.
Conversely,
longer
AOR:
2.87,
1.40
5.86),
(AOR=1.47,
1.05
2.10)
use
multiple
devices
(AOR<1)
TTH.
In
addition,
exposure
(for
>12
4.56,
0.99
20.93),
2.25,
1.37
3.72)
family
2.66,
1.65
4.29)
Conclusion
Considering
current
their
screentime,
providing
health
education
on
proper
electronic
can
be
promising
strategy
mitigating
negative
consequences.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 14, 2024
This
cross-sectional
study
aimed
to
evaluate
the
prevalence
of
dry
eye
disease
(DED)
symptoms,
their
associated
factors,
and
impact
on
quality
life
(QOL)
mental
health
among
medical
students
during
COVID-19
pandemic
using
online
surveys.
Participants
completed
questionnaires
covering
demography,
history,
personal
data.
The
Thai
version
Dry
Eye-related
Quality-of-Life
Score
(DEQS-Th)
was
used
for
DED
screening.
QOL
challenges
(support,
coping,
stress,
depression)
were
evaluated
by
EuroQoL-5
dimensions-5
levels
(EQ-5D-5L)
Thymometer
questionnaires.
A
total
449
participants
analyzed,
with
a
mean
age
21.8
years
61.5%
female.
symptoms
60.4%
(95%CI
55.7-64.8).
DEQS-Th
score,
EQ-5D-5L
all
aspects
significantly
worse
in
compared
non-DED
participants.
Associated
factors
included
preexisting
(p
=
0.001),
refractive
errors
0.007),
allergic
conjunctivitis
artificial
tears
use
<
decreased
score
0.001).
highlighted
high
its
negative
QoL
health.
Notably,
female
gender,
contact
lens
wear,
screen
time,
mask-wearing
duration
not
symptoms.
Applied Ergonomics,
Год журнала:
2023,
Номер
111, С. 103995 - 103995
Опубликована: Май 17, 2023
Previous
studies
suggest
that
performance
in
visual
inspection
and
typical
vigilance
tasks
depend
on
time
task
load.
European
regulation
mandates
security
officers
(screeners)
take
a
break
or
change
after
20
min
of
X-ray
baggage
screening.
However,
longer
screening
durations
could
reduce
staffing
challenges.
We
investigated
the
effects
load
four-month
field
study
with
screeners.
At
an
international
airport,
22
screeners
inspected
images
cabin
for
up
to
60
min,
while
control
group
(N
=
19)
screened
min.
Hit
rate
remained
stable
low
average
loads.
when
was
high,
compensated
by
speeding
image
at
expense
hit
over
task.
Our
results
support
dynamic-allocation
resource
theory.
Moreover,
extending
permitted
duration
30
40
should
be
considered.
Medicina,
Год журнала:
2024,
Номер
60(2), С. 299 - 299
Опубликована: Фев. 9, 2024
Background
and
Objectives:
Primary
headaches
are
highly
prevalent
among
medical
students,
negatively
impacting
their
health
academic
performance.
Excessive
electronic
device
use
has
been
implicated
as
a
risk
factor,
in
contrast
to
physical
activity,
which
may
be
protective
factor;
however,
comprehensive
data
lacking,
especially
for
Saudi
trainees.
This
study
aims
investigate
the
associations
between
use,
exercise,
students.
Materials
Methods:
In
this
cross-sectional
study,
504
students
at
Jazan
University
completed
an
online
survey
collecting
sociodemographic
factors,
headache
characteristics/triggers,
habits,
exercise
frequency,
impacts.
Descriptive
analyses
summarized
sample
characteristics.
Logistic
regression
identified
predictors
of
12-month
prevalence.
Results:
Overall,
83%
reported
experiencing
past
year.
High
prevalence
was
observed
females
(86.6%)
third-year
(88.3%).
Using
devices
≥4
h
daily
associated
with
higher
adjusted
odds
(OR
13.89,
95%
CI
1.96–98.54)
compared
≤1
daily.
Low
activity
(exercising
1
day
vs.
7
days
week)
also
increased
3.89,
1.61–9.42).
Headaches
impairing
productivity
4.39,
2.28–8.45)
exacerbated
by
10.37,
2.02–53.35)
were
further
susceptibility.
Conclusions:
inactivity
appear
modifiable
factors
frequent
Multifaceted
interventions
incorporating
education
campaigns,
skills
training,
support
services
focused
on
promoting
responsible
technology
regular
help
mitigate
population.
Robust
longitudinal
studies
trials
warranted
establish
causal
mechanisms
lifestyle
undergraduates.
Frontiers in Public Health,
Год журнала:
2024,
Номер
12
Опубликована: Апрель 4, 2024
Purpose
To
quantify
the
global
impact
of
vision
impairment
in
individuals
aged
65
years
and
older
between
1990
2019,
segmented
by
disease,
age,
sociodemographic
index
(SDI).
Methods
Using
Global
Burden
Diseases
2019
(GBD
2019)
dataset,
a
retrospective
demographic
evaluation
was
undertaken
to
ascertain
magnitude
loss
over
this
period.
Metrics
evaluated
included
case
numbers,
prevalence
rates
per
100,000
individuals,
shifts
via
average
annual
percentage
changes
(AAPCs)
lived
with
disability
(YLDs).
Results
From
for
increased
from
40,027.0
(95%
UI:
32,232.9-49,945.1)
40,965.8
32,911-51,358.3,
AAPC:
0.11).
YLDs
associated
saw
significant
decrease,
moving
1713.5
1216.2–2339.7)
1579.1
1108.3–2168.9,
−0.12).
Gender-based
showed
males
had
lower
YLD
compared
females.
Cataracts
near
were
major
factors,
raising
6.95
2.11%,
respectively.
Cataract
high-middle
SDI
regions
deficits
high
significantly
influenced
variation
2019.
Conclusion
Over
past
three
decades,
there
has
been
decrease
burden
worldwide.
However,
disparities
continue,
based
on
disease
type,
regional
SDI,
age
brackets.
Enhancing
eye
care
services,
both
scope
quality,
is
crucial
reducing
among
adults.
Virtual
reality
(VR)
is
a
computer-generated
simulation
that
resembles
real-world
environment
and
allows
the
user
to
explore
interact
with
it.
VR
increases
attention,
interest,
motivation
in
learning,
it
can
be
used
anywhere
at
any
time.
Situations
are
difficult
simulate
real
tools
easily
created
by
technology.
enables
repeatable
experiences
safe
learning
without
risk
of
harm
student
or
patient.
However,
also
cause
some
problems
such
as
digital
eye
strain,
sickness,
addiction,
altered
perceptions
reality.
This
review
defines
its
associated
concepts,
highlights
significant
stages
technology
has
undergone
from
past
present,
presents
advantages
offers
potential
risks
brings
medical
education.
It
aims
provide
comprehensive
up-to-date
scientific
foundation
for
appropriate
effective
use.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 27, 2025
A
wearable
detector
to
monitor
visible
light
intensity
is
realized
by
the
restrained
photochromism
of
a
hydrogel
composite
containing
light-responsive
spiropyran
with
hydroxyl
groups
(SPOH).
When
exposed
light,
SPOH
experiences
ring-opening
ring-closed
transition
accompanied
discoloration
from
red
yellow.
Unlike
in
solution,
photochromism/discoloration
rate
strongly
correlated
cross-linking
points.
By
reducing
amount
cross-linker
40
5
mg,
300%
faster.
Inspired
Chinese
Jade
Loong
Hongshan,
shaped
into
intensity.
increasing
head,
body,
and
tail,
sequentially
turns
slower
one
region
other.
Higher
required
realize
larger
cross-linker.
Because
initial
colors
are
identical,
can
be
easily
traced
checking
these
pieces
different
amounts
Based
on
this
unique
reversible
photochromic
capability,
present
used
for
monitoring
prevent
myopia,
especially
children
students.
Journal of Optometry,
Год журнала:
2025,
Номер
18(1), С. 100536 - 100536
Опубликована: Янв. 1, 2025
To
evaluate
the
relationship
between
myopia
and
potential
"myopiagenic"
digital
habits
(excessive
screen
time,
near
face-device
distance
or
low
ambient
light
level).
82
university
students
(21
±
3
years)
underwent
a
comprehensive
optometric
examination,
including
subjective
refraction
axial
length
(AL)
measurements.
Digital
were
objectively
measured
using
mobile
application
(app)
capturing
distance,
level
number
of
interruptions
larger
than
20″
per
day
(called
"events").
The
collection
40
M
data
points
showed
mean
values:
57
min
daily
355
67
mm
305
215
lux
52
32
events.
No
correlation
was
found
spherical
equivalent
(SER)
habits.
Particularly,
SER
more
negative
for
greater
times,
nearer
distances,
lower
levels
AL
inversely
correlated
with
decrease.
Correlation
coefficients
very
weak
(R
<
0.14)
in
all
cases.
app
quantified
smartphone-based
population.
study
revealed
correlations
myopia,
indicating
that
longer-duration
studies
population
are
needed
to
obtain
powerful
coefficients.