Circadian
rhythms
are
intrinsic
biological
processes
that
fluctuate
in
function
with
a
period
of
approximately
24
hours.
These
precisely
synchronized
to
the
24-
hour
day
Earth
by
external
rhythmic
signaling
cues.
Solar
light-dark
cycles
most
potent
environmental
cue
for
terrestrial
organisms
align
internal
day.
Proper
alignment
and
synchrony
circadian
essential
health
optimal
function.
Stroke,
Journal Year:
2024,
Volume and Issue:
55(4), P. 990 - 998
Published: March 25, 2024
BACKGROUND:
We
sought
to
explore
the
associations
of
outdoor
light
at
night
(LAN)
and
air
pollution
with
risk
cerebrovascular
disease
(CeVD).
METHODS:
included
a
total
28
302
participants
enrolled
in
Ningbo,
China
from
2015
2018.
Outdoor
LAN
were
assessed
by
Satellite-derived
images
land-use
regression
models.
CeVD
cases
confirmed
medical
records
death
certificates
further
subdivided
into
ischemic
hemorrhagic
stroke.
Cox
proportional
hazard
models
used
estimate
ratios
95%
CIs.
RESULTS:
A
1278
(including
777
133
stroke
cases)
identified
during
127
877
person-years
follow-up.
In
single-exposure
models,
for
1.17
(95%
CI,
1.06–1.29)
LAN,
1.25
(1.12–1.39)
particulate
matter
an
aerodynamic
diameter
≤2.5
µm,
1.14
(1.06–1.22)
≤10
μm,
1.21
(1.06–1.38)
NO
2
every
interquartile
range
increase.
The
results
similar
stroke,
whereas
no
association
was
observed
multiple-exposure
PM
persisted
but
not
Furthermore,
interaction
between
pollution.
CONCLUSIONS:
Levels
exposure
positively
associated
CeVD.
detrimental
effects
might
be
mutually
independent.
Diabetes & Metabolism Journal,
Journal Year:
2024,
Volume and Issue:
48(5), P. 847 - 863
Published: Sept. 13, 2024
The
widespread
and
pervasive
use
of
artificial
light
at
night
(ALAN)
in
our
modern
24-hour
society
has
emerged
as
a
substantial
disruptor
natural
circadian
rhythms,
potentially
leading
to
rise
unhealthy
lifestyle-related
behaviors
(e.g.,
poor
sleep;
shift
work).
This
phenomenon
been
associated
with
an
increased
risk
type
2
diabetes
mellitus
(T2DM),
which
is
pressing
global
public
health
concern.
However,
date,
reviews
summarizing
associations
between
ALAN
T2DM
have
primarily
focused
on
the
limited
characteristics
exposure
intensity)
ALAN.
literature
review
extends
beyond
prior
by
consolidating
recent
studies
from
2000
2024
regarding
both
indoor
outdoor
incidence
or
prevalence
T2DM.
We
also
described
potential
biological
mechanisms
through
modulates
glucose
metabolism.
Furthermore,
we
outlined
knowledge
gaps
investigated
how
various
only
intensity
(including
type,
timing,
duration,
wavelength,
individual
sensitivity)
influence
risk.
Recognizing
detrimental
impact
sleep
behavioral
correlates
physical
activity
dietary
patterns,
additionally
summarized
investigating
mediating
role
each
component
relationship
Lastly,
proposed
implications
chronotherapies
chrononutrition
for
management
context
exposure.
Epidemiology,
Journal Year:
2024,
Volume and Issue:
35(4), P. 559 - 567
Published: March 27, 2024
Artificial
light
at
night,
a
well-recognized
circadian
clock
disrupter,
causes
disturbances
in
endocrine
homeostasis.
However,
the
association
of
artificial
night
with
polycystic
ovary
syndrome
(PCOS)
is
still
unknown.
This
study
examines
effects
outdoor
on
sex
hormones,
glucose
homeostasis
markers,
and
PCOS
prevalence
Anhui
Province,
China.