(83 found)
Catecholamines
June 1, 2017
The catecholamines—primarily epinephrine, but also norepinephrine and dopamine—are secreted by the adrenal medulla and are important for the acute expression of strength and power because the hormones act as central motor stimulators and peripheral vascular dilators to enhance enzyme systems and calcium release in muscle.
Coaches Exercise Science catecholamines hormonal adaptations kinetic select
Seasonal Considerations for Outdoor Fitness Testing of Law Enforcement Recruits
February 5, 2021
This article discusses the variability in physical testing outcomes for law enforcement recruits based on the ambient temperatures and relative humidity present on test day.
TSAC Facilitators Testing and Evaluation Law Enforcement Fitness Testing Recruits Temperature Relative Humidity
Factors Determining Agility: Speed
June 1, 2017
Acceleration is the rate of change in velocity, so this phase of sprinting is critical for changing directions as rapidly and efficiently as possible. Optimal technique for linear sprinting in the acceleration phase involves four factors that maximize stride length and frequency.
Coaches Exercise Science Exercise Technique speed agility strength and conditioning
Muscle Activation and Strength Training
June 1, 2017
Periodization of training is based on the principle that different loads (e.g., light, moderate, or heavy) or power requirements recruit different types and numbers of motor units. Recruitment order is important from a practical standpoint for several reasons.
Coaches Exercise Science kinetic select strength and conditioning strength training
Muscle Activation and Strength Training
June 1, 2017
Periodization of training is based on the principle that different loads (e.g., light, moderate, or heavy) or power requirements recruit different types and numbers of motor units. Recruitment order is important from a practical standpoint for several reasons.
Coaches Exercise Science strength and conditioning strength training
Training for Upper Body Power in Protective Security Personnel – A Tactical Athlete Approach
January 19, 2024
This article discusses the importance of upper body power training for protective security personnel and its potential for an occupational performance marker.
TSAC Facilitators Program design Testing and Evaluation Protective Security Personnel Upper Body Power Tactical Athlete Combat
Strength Training Practices for Rowing – Part 3 – Conditioning Training
September 11, 2020
This is the third and final article of a series on strength training practices for rowing and will focus on the energy systems development of rowing athletes.
Coaches Program design Rowing Energy Systems Development Heart Rate Breathing Strategies
Plyometric Training
August 14, 2020
This excerpt describes plyometric training with regards to the stretch-shortening cycle.
Personal trainers TSAC Facilitators Coaches Exercise Science Plyometrics Stretch-Shortening Cycle Bounding Leaping
Practical Applications and Future Directions of Electromyography use in Tactical Populations
November 20, 2020
This article reviews electromyography (EMG) procedures as well as provides examples of how EMG data analysis has been used in tactical populations.
TSAC Facilitators Exercise Science Exercise Technique Program design Testing and Evaluation EMG Force Output Muscle Activation Load Carriage
Motor Control for the Snatch—an Integrative Approach
July 1, 2016
The snatch is one of the most technically demanding competitive movements. This article focuses on barbell trajectory (or bar path), motor control, and the height of the bar relative to the athlete’s body.
Coaches Exercise Science Exercise Technique Program design strength and conditioning Olympic Lifts Snatch
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