Physical and Performance Characteristics of Japanese Division 1 Collegiate Football Players

2011 ◽  
Vol 25 (12) ◽  
pp. 3368-3377 ◽  
Author(s):  
Junta Iguchi ◽  
Yosuke Yamada ◽  
Soichi Ando ◽  
Yoshihiko Fujisawa ◽  
Tatsuya Hojo ◽  
...  
2021 ◽  
pp. 1-8
Author(s):  
Junta Iguchi ◽  
Minoru Matsunami ◽  
Tatsuya Hojo ◽  
Yoshihiko Fujisawa ◽  
Kenji Kuzuhara ◽  
...  

BACKGROUND: Few studies have investigated the variations in body composition and performance in Japanese collegiate American-football players. OBJECTIVE: To clarify what characterizes competitors at the highest levels – in the top division or on the starting lineup – we compared players’ body compositions and performance test results. METHODS: This study included 172 players. Each player’s body composition and performance (one-repetition maximum bench press, one-repetition maximum back squat, and vertical jump height) were measured; power was estimated from vertical jump height and body weight. Players were compared according to status (starter vs. non-starter), position (skill vs. linemen), and division (1 vs. 2). Regression analysis was performed to determine characteristics for being a starter. RESULTS: Players in higher divisions and who were starters were stronger and had more power, greater body size, and better performance test results. Players in skill positions were relatively stronger than those in linemen positions. Vertical jump height was a significant predictor of being a starter in Division 1. CONCLUSION: Power and vertical jump may be a deciding factor for playing as a starter or in a higher division.


1994 ◽  
Vol 22 (6) ◽  
pp. 859-862 ◽  
Author(s):  
Henry N. Williford ◽  
Jane Kirkpatrick ◽  
Michele Scharff-Olson ◽  
Daniel L. Blessing ◽  
Nai Zhen Wang

2019 ◽  
Vol 11 (4) ◽  
Author(s):  
Kelly Scott ◽  
Donald Dulle ◽  
Genaro Garcia ◽  
Jonathan A. Flug ◽  
Anikar Chhabra

Injuries to the hand and digits are common in football players. To our knowledge, there have been no reports on multiple flexor pulley ruptures in football players treated non-operatively through splinting and taping techniques. A 22-year old collegiate defensive lineman sustained an injury resulting in complete disruption of the annular 2, 3, 4, and cruciate 1 and 2 pulleys. The patient was successfully treated with serial custom splints for 12 weeks. Our splinting and taping techniques and timing of these have not been previously described. This case illustrates a successful treatment option in football players with multiple flexor pulley ruptures.


2009 ◽  
Vol 41 ◽  
pp. 54-55 ◽  
Author(s):  
James Borchers ◽  
Kelley Clem ◽  
Diane Habash ◽  
Haikady Nageraja ◽  
Doug Calland ◽  
...  

2009 ◽  
Vol 41 (12) ◽  
pp. 2105-2110 ◽  
Author(s):  
JAMES R. BORCHERS ◽  
KELLEY L. CLEM ◽  
DIANE L. HABASH ◽  
HAIKADY N. NAGARAJA ◽  
LISA M. STOKLEY ◽  
...  

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