The objectives of this study were to (Kuettel & Larsen, 2020) examine depressive symptoms among male professional soccer players in Japan, and (Buck et al., 2018) explore the association these with current injuries, history severe general anxiety, adverse life events. Cross-sectional online survey. survey was conducted during Japanese Professional Football preseason between February April 2020 ...

AIM The current study had two aims. The primary purpose was to examine the association between serum vitamin D levels and the ergometric evaluation of muscle strength, aerobic capacity, and speed in professional soccer players. The secondary aim was to evaluate the effects of the soccer off-season period on serum vitamin D levels. METHODS Sixty-seven Caucasian male soccer players (age 25.6 ± ...

ABSTRACT Introduction: Isokinetics is a tool commonly used in professional soccer. There ongoing debate among researchers as to the isokinetic reference values player should have. Objectives: To determine absolute peak torque (PT) and average work of soccer players relation their positions on field, establish for these variables. Methods: Purposeful sampling was select 289 players. The sample i...

BACKGROUND A recent study published in The American Journal of Sports Medicine showed that asymptomatic soccer players with an increased risk of developing Achilles and patellar tendon injuries within the next 12 months can be identified with use of ultrasonography. HYPOTHESIS Prophylactic eccentric training and stretching can reduce both the frequency of asymptomatic ultrasonographic changes...