Catecholamines act as all of the following EXCEPT?

Running speed is the interaction between?

Athletes weighing over 220 lbs should not perform depth jumps from heights greater than

Which of the following can be utilized to reduce the risk of overuse injuries in youth athletes?
I. Have them evaluated by a sports medicine physician prior to participating
II. Encourage them to participate in a single sport
III. Encourage them to participate in physical activity only during the sport season
IV. Monitor their nutritional status to ensure their diets are adequate

An athlete is performing exercises with 50-75% of her 1RM for 3-6 sets of 10-20 repetitions. She is at a time of year when she has no competitions, what phase of her preparatory period is she likely in?