Scientific library

Peer-reviewed articles and books on training, physiology, and performance — curated for evidence-based coaching.

6,013 documents
article 2026

Effects of vitamin D supplementation during autumn and winter on blood biomarkers and physical performance in runners and non runners

Marco Gervasi, Eneko Fernández-Peña, Sabrina Donati Zeppa, Giosuè Annibalini, Alessia Bartolacci, Eugenio Formiglio, Deborah Agostini, Claudia Barbato, Guido Fiaccarini, Iacopo Spaccazocchi, Antonino Patti, Piero Sestili, Rosa Grazia Bellomo, Francesco Pegreffi · Scientific Reports · 2026

This study examines the impact of vitamin D supplementation on health and performance in runners and non-runners.

article 2026

Changes in physical fitness and body composition of athletes after the COVID-19 lockdown: a systematic review, meta-analysis, and meta-regression, with assessment of the certainty of evidence

Jad Adrian Washif, Khaled Trabelsi, Jeffrey Pagaduan, Marie Stella Louise Perreras, Imen Moussa-Chamari, Narimen Yousfi, David B. Pyne, Karim Chamari · Biology of Sport · 2026

This systematic review with meta-analysis analysed the effects of COVID-19 lockdowns on physical fitness and body composition in athletes. …

article 2026

Effect of movement goal on countermovement jump performance in athletes across different sports

Dario Pompa, Howie J. Carson, Ruggero Romagnoli, Antonio Lucadamo, Francesco Lagala, Luca Bovolon, Alessandra S. Caporale, Vincenzo Manzi, Marco Beato, Francesco Sartor, Marika Berchicci, Maurizio Bertollo · Scientific Reports · 2026

This study explored the influence of different counter movement jump (CMJ) goals on performance, kinetics, and kinematics between 56 highly…

article 2026

Role of nutrition and endurance in sports performance

Ashvani Kumar · International Journal of Physical Education, Sports and Health · 2026

Sports performance is shaped by the interaction of physiological capacity, training quality, recovery, and nutritional support. A well-plan…