International Journal of Environmental Research and Public Health,
Journal Year:
2024,
Volume and Issue:
21(11), P. 1403 - 1403
Published: Oct. 24, 2024
This
study
aimed
to
estimate
the
association
of
time
energy
intake
with
weight
status,
diet
quality,
and
sociodemographic
characteristics
in
Brazil.
cross-sectional
used
data
from
a
nationally
representative
survey
44.744
individuals
(≥10
years
old).
Food
consumption
was
assessed
by
24
h
recall.
The
evening/morning
ratio
calculated,
standardized,
categorized
tertiles.
between
status
estimated
using
polynomial
logistic
regression
models,
differences
across
quality
categories
were
considering
non-overlapping
95%
confidence
intervals.
Men,
adolescents,
adults,
higher
income
level
had
greater
evening
intake.
Those
evening-to-morning
15%
more
likely
be
obese
(OR
=
1.15;
CI
1.02
1.28),
21%
less
underweight
0.79;
0.64
0.98),
reported
total
energy,
protein,
lipid
intake,
as
well
low-quality
markers.
Higher
relative
morning
associated
obesity,
markers,
characteristics.
characterization
can
useful
for
tailoring
targeting
promotion
actions
controlling
obesity
epidemic.
Nutrients,
Journal Year:
2025,
Volume and Issue:
17(3), P. 529 - 529
Published: Jan. 31, 2025
Fasting-feeding
timing
is
a
crucial
pattern
implicated
in
the
regulation
of
daily
circadian
rhythms.
The
interplay
between
sleep
and
meal
underscores
importance
maintaining
alignment
order
to
avoid
creating
metabolic
environment
conducive
carcinogenesis
following
molecular
systemic
disruption
performance
immune
function.
chronicity
such
condition
may
support
initiation
progression
cancer
through
variety
mechanisms,
including
increased
oxidative
stress,
suppression,
activation
proliferative
signaling
pathways.
This
review
aims
summarize
current
evidence
from
human
studies
provide
an
overview
potential
mechanisms
underscoring
role
chrononutrition
(including
time-restricted
eating)
on
risk.
Current
shows
that
morning
chronotype,
suggesting
physiological
rhythms
eating
timing,
associated
with
lower
risk
cancer.
Also,
early
prolonged
nighttime
fasting
were
also
suggests
chronotype
influences
cell
cycle
regulation,
modulation
pathways
inflammation,
gut
microbiota
fluctuations.
In
conclusion,
although
there
are
no
clear
guidelines
this
matter,
emerging
supports
hypothesis
time-related
(i.e.,
time/calorie-restricted
feeding
intermittent/periodic
fasting)
could
potentially
lead
reduced
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(7), P. 6275 - 6275
Published: March 27, 2023
The
concentration
of
biomolecules
in
living
systems
shows
numerous
systematic
and
random
variations.
Systematic
variations
can
be
classified
based
on
the
frequency
as
ultradian
(<24
h),
circadian
(approximately
24
infradian
(>24
which
are
partly
predictable.
Random
biological
known
between-subject
that
among
set
points
an
analyte
from
different
individuals
within-subject
variation,
is
variation
around
individuals'
points.
cannot
predicted
but
estimated
using
appropriate
measurement
statistical
procedures.
Physiological
rhythms
analytes
could
considered
essential
elements
predictive,
preventive,
particularly
personalized
laboratory
medicine.
This
review
aims
to
summarize
research
have
been
done
about
types
physiological
rhythms,
variations,
their
effects
tests.
We
searched
PubMed
Web
Science
databases
for
rhythm
articles
English
without
time
restrictions
with
terms
"Biological
Within-subject
Between-subject
Ultradian
Circadian
rhythm,
Infradian
rhythms".
It
was
concluded
that,
effective
management
predicting,
preventing,
personalizing
medicine,
safe
valid
interpretation
patients'
test
results,
both
measurands
should
simultaneously.
Sleep Medicine Reviews,
Journal Year:
2024,
Volume and Issue:
76, P. 101953 - 101953
Published: May 18, 2024
An
emerging
field
of
research
has
revealed
a
bidirectional
relationship
between
sleep
and
diet,
highlighting
the
potential
role
healthy
diet
in
improving
sleep.
However,
impact
chrono-nutrition
on
remains
less
explored.
Here
we
conducted
systematic
scoping
review,
considering
multiple
dimensions
chrono-nutrition,
to
describe
extent,
range,
nature
existing
literature
this
area
(PROSPERO:
CRD42021274637).
There
been
significant
increase
exploring
topic
over
past
six
years
(almost
67
%
evolving
literature).
A
breakdown
included
studies
was
performed
according
three
major
chrono-nutritional
dimensions:
meal
timing
[n
=
35],
irregular
eating
patterns
84],
frequency
occasions
3].
Meal
sub-dimensions:
breakfast
skipping
13],
late
16],
earlier
vs
later
meals
schedules
6].
Irregular
diurnal
fasting
65],
intermittent
daily
Frequency
least
studied
dimension
(n
3).
We
provided
synthetic
illustrative
framework
underlining
important
preliminary
evidence
linking
temporal
characteristics
various
facets
health.
Nonetheless,
much
work
be
done
provide
guidelines
improve
health
general
population.
Research on Child and Adolescent Psychopathology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 24, 2025
Abstract
Developmental
changes
in
youth
sleep
preferences
(chronotype)
and
pubertal
development
are
consequential
for
risk
depression.
Previous
research
has
identified
individual
differences
chronotype
psychopathology.
However,
little
is
known
regarding
how
the
timing
of
may
confer
youth.
This
study
addressed
this
gap
by
examining
associations
between
chronotypal
symptoms
depression
Community
(
N
=
155;
$${M}_{age}$$
Mage
=12.7)
completed
self-report
measures
chronotype,
status
every
six
months
a
period
one
year
(three
assessment
points).
Regression
analyses
showed
that
predicted
change
depressive
across
b
-0.66,
p
0.019),
but
not
any
other
timeframe.
Findings
suggested
experiencing
more
morning
preference
compared
to
same-aged
peers
were
at
increased
later
months.
Chronotypal
continued
predict
controlling
gender
-0.63,
0.023)
-0.72,
0.012).
These
findings
suggest
prospectively
related
Results
indicate
attention
normative
warranted,
addition
mean-level
differences.
Chronobiology International,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 14
Published: March 5, 2025
Chronotype
self-report
instruments
are
time
and
cost-efficient
measures
to
profile
diurnal
or
time-of-day
preferences.
The
Caen
Questionnaire
(CCQ)
captures
morningness
eveningness
(CCQ-ME)
a
circadian
amplitude
dimension
for
variation
(distinctiveness;
CCQ-DI).
This
study
extends
prior
multilanguage
validations
the
English
version
of
CCQ.
In
total,
628
participants
enrolled
from
UK
working
population
(mean
age
30.34
±
8.36
years,
61.3%
female)
including
subset
shift
workers
(n
=
179;
mean
27.62
5.95
49.2%
female).
A
subsample
also
wore
consumer-grade
actigraph
device
(Fitbit
Charge
4)
seven
days
compare
chronotype
estimates
with
objective
sleep-wake
parameters
22;
27.05
3.99
81.8%
female,
90.9%
worked
standard
daytime
schedules,
9.1%
rotating
shifts).
All
completed
online
measures,
CCQ
Morningness-Eveningness
(MEQ),
depressive
symptoms
(Patient
Health
Questionnaire;
PHQ-9),
sleep
quality
(Pittsburgh
Sleep
Quality
Index;
PSQI),
other
outcome
measures.
Results
Confirmatory
Factor
Analysis
(CFA)
offer
support
two-factor
structure
in
an
English-speaking
sample,
highlighting
how
individual
preferences
timing
activities
is
associated
(morningness-eveningness;
ME)
second
subjective
(DI).
However,
contrast
original
structure,
more
parsimonious
solution
best
overall
fit
involved
reduction
16-item
questionnaire
(8
items
per
factor)
4
ME
5
DI
items.
Convergent
validity
reduced
scale
(rME)
MEQ
was
established.
sensitive
discriminating
differences
actigraphic
timings
between
morning-and
evening-oriented
individuals.
Regression
models
demonstrated
that
(CCQ-DI)
significant
predictor
explaining
most
variance
(PHQ-9)
compared
variables.
Overall,
shown
be
robust
tool
estimating
sample
adults
based
UK.
Chronobiology International,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 37
Published: April 28, 2025
Chronotype
is
a
proxy
for
various
intra-individual
rhythms
(e.g.
sleep-wake
cycles)
which
fluctuate
throughout
the
day.
The
extent
to
chronotype
modulates
cognitive
performance
remains
unclear.
Here,
we
systematically
reviewed
studies
determine
influence
of
on
its
own,
and/or
in
interaction
with
time
day
(ToD;
optimal/non-optimal),
function
healthy
adults.
Following
PRISMA
guidelines,
data
searches
were
conducted
PubMed
and
Web
Science
databases
(11
March
2024),
yielding
65
(53
adults
aged
18-45
y;
11
comparing
18-32
50-95
one
involving
only
morning
type
60-76
y).
Most
(>80%)
indicated
no
main
effect
function.
There
was
evidence
from
29
(45.31%)
64
y
synchrony
(i.e.
superior
at
optimal
ToD)
evening
types,
mostly
attention,
inhibition,
memory.
In
older
adults,
there
10
(83.33%)
12
studies,
especially
tasks
fluid
abilities.
Limited
suggested
higher
activation
inhibition-related
brain
regions
ToD
both
chronotypes,
effects
being
impacted
by
certain
exogenous
factors
known
affect
arousal
task
complexity,
lighting
conditions).
Our
findings
highlight
need
carefully
consider
age
along
endogenous
sources
variations
while
determining
functions.
Not
acknowledging
these
may
also
result
exaggerated
deficits
elderly.