Search Results - Jeffreys, I.

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  1. 1

    Mixed training programs applied to young soccer players: Effects on speed-power abilities

    Freitas, T. T., Pereira, L. A., Alcaraz, P. A., Azevedo, P. H. S. M., Zanetti, V., Pantarotto, N. B., Reis, V. P., Jeffreys, I., Loturco, I. “…Jeffreys, I.…”
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  2. 2

    Muscle strength of the upper limbs & biological maturation: associations with bone mass in adolescent athletes of both sexes

    De Almeida-Neto, P. F., de Matos, D. G., Jeffreys, I., de Queiros, V. S., Aidar, F. J., Monteiro Pinto, V. C., Bulhões-Correia, A., Silva Dantas, P. M., Cabral, B. G. A. T.
    Published in Sport Sciences for Health (2022)
    “…Jeffreys, I.…”
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  3. 3

    Biological age, testosterone, and estradiol as discriminating factors of muscle strength levels in young athletes

    De Almeida-Neto, P. F., Gama de Matos, D., Monteiro Pinto, V. C., Monteiro Monte Oliveira, V., da Silva Cunha de Medeiros, R. C., Jeffreys, I., Moreira Silva Dantas, P., Aidar, F. J., de Araújo Tinoco Cabral, B. G. “…Jeffreys, I.…”
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  4. 4

    Multidirectional sprints in soccer: are there connections between linear, curved, and change-of-direction speed performances?

    Freitas, T. T., Jeffreys, I., Reis, V. P., Fernandes, V., Alcaraz, P. E., Pereira, L. A., Loturco, I. “…Jeffreys, I.…”
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  5. 5

    Short-term detraining does not impair strength, speed, and power performance in elite young soccer players

    Pereira, L. A., Freitas, T. T., Pivetti, B., Alcaraz, P. E., Jeffreys, I., Loturco, I.
    Published in Sports (2020)
    “…Jeffreys, I.…”
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  6. 6

    Resisted sprint velocity in female soccer players: Influence of physical capacities

    Loturco, I., Jeffreys, I., Kobal, R., Reis, V. P., Fernandes, V., Rossetti, M., Pereira, L. A., McGuigan, M. “…Jeffreys, I.…”
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  7. 7

    Vertical force production in soccer: Mechanical aspects and applied training strategies.

    Loturco, I., Bishop, C., Freitas, T. T., Pereira, L. A., Jeffreys, I.
    Published in Strength and Conditioning Journal (2020)
    “…Jeffreys, I.…”
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  8. 8

    Acceleration and speed performance of Brazilian elite soccer players of different age-categories

    Loturco, I., Jeffreys, I., Kobal, R., Cal Abad, C. C., Ramirez-Campillo, R., Zanetti, V., Pereira, L. A., Nakamura, F. Y.
    Published in Journal of Human Kinetics (2018)
    “…Jeffreys, I.…”
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  9. 9

    The effects of anthropometry and leg muscle power on drive and transition phase of acceleration: a longitudinal study on young soccer players

    Nikolaidis, P. T., Ingebrigtsen, J., Jeffreys, I. “…Jeffreys, I.…”
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  10. 10

    The structure and function of the neuromuscular system

    Jeffreys, I. “…Jeffreys, I.…”
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  11. 11

    Plyometric training. Theory and practice

    Goodwin, J. E., Jeffreys, I. “…Jeffreys, I.…”
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  12. 12

    Developing speed and agility for sports performance

    Jeffreys, I., Goodwin, J. E. “…Jeffreys, I.…”
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  13. 13

    Position statement on youth resistance training: the 2014 International Consensus

    Lloyd, R. S., Faigenbaum, A. D., Stone, M. H., Oliver, J. L., Jeffreys, I., Moody, J. A., Brewer, C., Pierce, K. C., McCambridge, T. M., Howard, R., Herrington, L., Hainline, B., Micheli, L. J., Jaques, R., Kraemer, W. J., McBride, M. G., Best, T. M., Chu, D. A., Alvar, B. A., Myer, G. D. “…Jeffreys, I.…”
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  14. 14

    The five minds of the modern strength and conditioning coach: The challenges for professional development

    Jeffreys, I.
    Published in Strength and Conditioning Journal (2014)
    “…Jeffreys, I.…”
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  15. 15

    Youth resistance training: updated position statement paper from the National Strength and Conditioning Association

    Faigenbaum, A. D., Kraemer, W. J., Blimkie, C. J., Jeffreys, I., Micheli, L. J., Nitka, M., Rowland, T. W. “…Jeffreys, I.…”
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  16. 16

    The relationship between speed, strength and jumping abilities in elite junior handball players

    Ingebrigtsen, J., Jeffreys, I. “…Jeffreys, I.…”
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  17. 17

    The stretch-shortening cycle: Proposed mechanisms and methods for enhancement

    Turner, A., Jeffreys, I.
    Published in Strength and Conditioning Journal (2010)
    “…Jeffreys, I.…”
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