The dual impact: physiological and psychological effects of rapid weight loss in wrestling
Frontiers in Psychology,
Год журнала:
2025,
Номер
15
Опубликована: Янв. 6, 2025
Athletes
competing
in
weight-class
sports
often
seek
to
gain
an
advantage
by
at
lower
weights.
To
achieve
this,
they
aim
lose
weight
during
the
competition
period,
leading
various
physiological
and
psychological
changes.
This
study
aimed
investigate
biochemical,
hormonal,
effects
of
reduction
elite
wrestlers
phase.
Thirty-seven
male
free
style
(age:
19.02
±
1.27)
participated
study.
Samples
were
collected
5
days
before
on
day
match.
A
significant
decrease
body
was
observed
(p
<
0.05).
Levels
creatine,
BUN,
sodium,
hematocrit,
hemoglobin,
LDH,
cortisol
increased,
while
albumin,
testosterone,
FSH
levels
decreased.
There
no
differences
potassium,
ALT,
AST,
TSH
levels.
State
trait
anxiety
scores
increased
significantly
RWL
period.
The
concluded
that
experienced
changes
parameters
periods.
These
findings
underscore
importance
careful
monitoring
strategies
coaches
athletes
mitigate
adverse
nutritional
status,
well-being,
physical
performance.
Язык: Английский
Rapid weight loss and combat athletes: a study on psychological resilience and mechanical hyperalgesia
Frontiers in Psychology,
Год журнала:
2025,
Номер
16
Опубликована: Янв. 22, 2025
Introduction
The
study
investigates
the
effects
of
Rapid
Weight
Loss
(RWL)
on
levels
psychological
resilience
and
mechanical
pain
sensitivity
in
elite
kickboxers.
primary
aim
was
to
examine
changes
subdimensions
pressure
threshold
(PPT)
values
thoracolumbar
region
before
after
a
one-month
RWL
period
leading
up
competition.
Hypotheses
included
expectations
significant
reductions
PPT
due
biomechanical
physiological
during
RWL,
along
with
improvements
structured
routines
social
support.
Methods
Thirty-seven
male
athletes
(age:
22.94
±
1.98)
participated
study.
Psychological
assessed
using
Resilience
Scale
for
Adults,
evaluated
through
Pressure
Pain
Threshold
measurements.
Measurements
were
conducted
period,
spanning
one
month
prior
Results
results
revealed
across
all
segments
(
p
<
0.001).
Cohen’s
d
indicated
large
effect
sizes
these
=
2.10–2.36).
L5
segment
exhibited
largest
decrease
t
−10.45,
2.36),
while
Th1
showed
smallest
−8.23,
2.10).
taken
at
4
cm
from
spine
midline
also
demonstrated
0.001),
highest
change
recorded
−9.78,
2.30).
subdimensions,
including
“structured
style,”
“social
competence,”
“future
orientation,”
resources,”
improved
significantly
0.05),
“family
cohesion”
“personal
strength”
did
not
show
changes.
Athletes
who
previously
ranked
tournaments
higher
resilience,
potentially
enhanced
self-confidence.
Discussion
These
findings
align
literature
suggesting
that
competitive
success
optimism
play
crucial
roles
development.
Personality
traits
perceived
support
further
contributed
observed
levels.
This
highlights
multidimensional
impact
emphasizing
its
detrimental
mixed
outcomes
resilience.
RWL-associated
increases
hyperalgesia,
especially
lumbar
region,
attributed
neurophysiological
factors.
Enhanced
certain
underscores
importance
systems
mitigating
RWL-induced
stress.
Future
research
should
explore
interventions
optimize
manage
periods,
focusing
individualized
strategies
athletes.
contribute
understanding
interplay
between
factors
practical
insights
athletic
training.
Язык: Английский
The effects of regular training on spinal posture: a fitness and bodybuilding perspective
Frontiers in Physiology,
Год журнала:
2025,
Номер
16
Опубликована: Март 5, 2025
Background
Regular
training
is
associated
with
better
postural
alignment,
decreased
risk
of
musculoskeletal
problems,
and
improved
overall
physical
function.
The
aim
this
study
was
to
examine
the
changes
in
spinal
postures
individuals
who
regularly
engage
fitness
bodybuilding
training.
Methods
A
total
252
male
between
ages
20–28
(mean
age:
23.71
±
1.81
years),
either
(athletes)
(n
=
125;
age
23.61
1.78
years;
sports
5
0.89
years)
those
do
not
(sedentary)
127;
23.82
1.83
participated
study.
Mouse
device
used
measurements.
In
spine
measurement,
all
protrusions
from
C7
S1
were
evaluated.
T-test
correlation
tests
analyze
data.
Results
statistically
significant
difference
detected
athlete
sedentary
groups
regarding
degrees
thoracic
kyphosis,
lumbar
lordosis,
sacral
kyphosis
(p
<
0.05).
However,
no
observed
upright
posture
>
Conclusion
It
found
that
there
differences
some
curves
trainees
compared
sedentary,
but
values
within
physiological
limits
did
indicate
negative
effects.
may
provide
new
insights
into
effects
on
health,
can
incorporate
proper
form
technique
their
lifestyle
for
health.
Язык: Английский
Effect of acute anaerobic performance on zinc alpha 2 glycoprotein, apelin and lipasin levels
PeerJ,
Год журнала:
2024,
Номер
12, С. e18093 - e18093
Опубликована: Окт. 24, 2024
The
aim
of
this
study
was
to
investigate
the
effects
acute
anaerobic
exercise
on
serum
levels
adipokines
Zinc-α2-glycoprotein
(ZAG),
apelin,
and
lipasin.
Eighteen
male
athletes
who
actively
played
soccer
trained
at
least
four
days
a
week,
with
mean
age
19.11
±
2.59
years,
body
weight
70.61
8.17
kg,
height
176.0
7.71
cm,
sport
7.22
2.60
years
BMI
22.76
1.68
kg/m2
participated
in
study.
Athletes
were
subjected
Running-Based
Anaerobic
Sprint
Test
(RAST)
for
performance.
Blood
samples
collected
from
4
times
(at
rest,
10
minutes,
60
24
hours
after
exercise).
results
showed
that
significantly
increased
ZAG
(
Язык: Английский
An Effective Method of Aerobic Capacity Development: Combined Training with Maximal Aerobic Speed and Small-Sided Games for Amateur Football Players
Applied Sciences,
Год журнала:
2024,
Номер
14(19), С. 9134 - 9134
Опубликована: Окт. 9, 2024
This
study
aimed
to
investigate
the
effects
of
combined
training
with
maximal
aerobic
speed
and
small-sided
games
on
football
players’
capacity
development.
Methods:
The
players
were
divided
into
three
groups
as
a
group
(n
=
20)
(Mean
±
SD
age
23.40
2.92
yrs,
BMI
was
23.67
1.59
kg/m2,
mass:
74.80
5.46
kg,
height:
177.73
4.31
cm),
23.93
2.46
23.32
1.42
72.66
5.38
176.46
4.99
cm)
regular
24.80
5.84
22.87
1.67
73.06
6.74
178.33
7.98
cm).
In
addition
training,
applied
(CT)
only
(MAS)
twice
week
for
12
weeks.
normal
(NT)
continued
their
routine
programme.
All
participants
Yo-Yo
IR1
test
in
pre-test
post-test
study.
As
result
normality
tests,
it
determined
that
data
showed
distribution,
ANOVA
Tukey’s
multiple
comparison
used
intergroup
evaluation.
Results:
When
Test
results
analysed,
significantly
higher
compared
regarding
load,
running
distance,
VO2max
value
among
(p
0.001).
There
no
difference
>
0.05).
result,
speed,
games,
effectively
improved
general
performance.
Язык: Английский
Elit Sporcularda Kalsiyum, Fosfor ve Magnezyum Seviyeleri Sıçrama Performansını Etkiler mi?
Spor ve Performans Araştırmaları Dergisi,
Год журнала:
2024,
Номер
15(2), С. 303 - 314
Опубликована: Авг. 30, 2024
Bu
çalışma,
elit
sporcularda
kalsiyum,
fosfor
ve
magnezyum
seviyelerinin
dikey
sıçrama
performansına
etkisini
araştırmayı
amaçlamıştır.
Araştırmaya
71
gönüllü
sporcu
(20
kadın,
51
erkek)
katılmıştır.
Katılımcıların
ortalama
yaşı
19,73±2,34’tür.
Sporcuların
kan
örnekleri
alınıp
seviyeleri
ölçülmüş,
ardından
testleri
yapılmıştır.
bağımlı
değişken
performansı
bağımsız
değişkenler
üzerine
belirlemek
için
basit
regresyon
analizi
Yine
aynı
parametreler
üzerinde
ilişki
aramak
Pearson
Korelasyon
kullanılmıştır.
Sonuçlar,
sporcuların
kalsiyum
(9,52±0,36
mg/dL),
(2,06±0,15
mg/dL)
(3,72±0,49
performansı,
güç,
hız
havada
kalma
süresi
anlamlı
bir
etkisinin
olmadığını
göstermiştir.
sonuçlar,
mineral
optimal
düzeylerde
olmasından
kaynaklanabilir.
Araştırma,
normal
sınırlar
içinde
olduğunu
bu
seviyelerin
performanslarını
etkilemediğini
ortaya
koymuştur.
durum,
antrenman
programlarının
geliştirmek
kullanılan
stratejilerin
tasarlanmasında
dikkate
alınması
gereken
önemli
bilgidir.
performansını
etkileyen
birçok
faktör
sadece
birkaç
faktörden
biri
vurgulamaktadır.
minerallerin
seviyede
olması,
artırmada
yeterli
olamayabilir.
nedenle,
gelecekteki
çalışmalarda
farklı
seviyelerinde
olan
performanslarının
karşılaştırılması
önerilmektedir.
Düzenli Yürüyüş Yapma ve Aralıklı Orucun İnsülin Direnci ve Kan Lipid Profili Üzerindeki Etkisi: Klinik Bir Çalışma
Spor ve Performans Araştırmaları Dergisi,
Год журнала:
2024,
Номер
15(3), С. 405 - 415
Опубликована: Дек. 5, 2024
Bu
çalışmanın
amacı,
düzenli
yürüyüş
yapma
ve
aralıklı
orucun
insülin
direnci
kan
lipid
profili
üzerindeki
etkilerini
araştırmaktır.
Çalışmaya
en
az
24
gün
oruç
tutan
olarak
haftada
5
30
dakika
egzersizi
yapan
18
yaş
üstü
38
yetişkin
(22
erkek,
16
kadın)
dahil
edildi.
Bel
çevresi,
vücut
ağırlığı,
profili,
diğer
biyokimyasal
parametreler
oruçtan
önce
sonra
ölçüldü.
Verileri
analiz
etmek
için
eşleştirilmiş
t-testi
kullanılmıştır.
Aralıklı
sonrasında
bel
çevresinde
(ön
test:
97,28±12,42;
son
92,31±12,15,
p