Slide 1KEY TERMSMOVEMENT MECHANICSRUNNING SPEEDTRAINING GOALSAGILITYSKILL CLASIFICATIONSDEVELOPING SPEED & AGILITYKEY POINTSCHAPTER 17SPEEDAGILITYSPEED ENDURANCEKEY TERMS•SPEED- HIGH MOVEMENT VELOCITY•AGILITY- EXPLOSIVE CHANGE IN MOVEMENT VELOCITY OR MODE•SPEED-ENDURANCE- ABILITY TO MAINTAIN MAXIMAL VELOCITY OR REPEATED MAXIMAL ACCELERATIONS AND VELOCITIESMOVEMENT MECHANICS•IMPULSE- THE CHANGE IN MOMENTUM RESULTING FROM A FORCE (FORCE AND TIME) FASTER=BETTER•POWER- THE RATE OF DOING WORK (FORCE AND VELOCITY)•IT TAKES SEVERAL SECONDS TO DEVELOP MAX POWERRUNNING SPEED•FLIGHT PHASE- ENTIRE BODY IS IN THE AIR•RECOVERY- “OFF” LEG SWINGS FORWARD•GROUND PREP- ECCENTRIC CONTRACTION OF KNEE FLEXORS•SUPPORT PHASE- ONE FOOT IS ON THE GROUND•BRAKING- DECREASE IN VELOCITY UPON TOUCHDOWN (ESPECIALLY IF OVERSTRIDING)•PROPULSION- TRIPLE EXTENSION (HIP, KNEE, ANKLE) DURING PUSH-OFF•RUNNING SPEED IS A FUNCTION OF STRIDE FREQUENCY AND STRIDE LENGTHTRAINING GOALS•MINIMIZE BRAKING FORCES•MAXIMIZE BACKWARD VELOCITY OF LEG/FOOT AT TOUCHDOWN•PLANT FOOT BENEATH C.O.G.•LOWER GROUND SUPPORT TIME•STRENGTHEN HAMSTRINGS•HIP EXTENSION•KNEE FLEXIONAGILITY“AN ATHLETE’S COLLECTIVE COORDINATIVE ABILITIES”•ADAPTIVE ABILITY- MODIFICATION OF ACTIONS•BALANCE- BOTH STATIC AND DYNAMIC•COMBINATORY ABILITY- COORDINATION OF BODY PARTS•DIFFERENTIATION- ACCURATE ADJUSTMENTS OF MOVEMENTS•ORIENTATION- SPATIAL CONTROL OF BODY MOVEMENTS•REACTIVENESS•RHYTHMSKILL CLASIFICATIONS•GENERAL VS SPECIAL•GENERAL- DEVELOP BASIC COORDINATIVE ABILITIES•SPECIAL- UNIFY ABILITIES IN A SKILL SPECIFIC MANNER •CLOSED VS OPEN•CLOSED- PROGRAMMED ASSIGNMENTS ARE PREDICTABLE•OPEN- UNPREDICTIBLE•CONTINUOUS VS DISCRETE VS SERIAL•CONTINUOUS- NO IDENTIFIABLE START OR FINISH•DISCRETE- DEFINITE START AND FINISH•SERIAL- DISCRETE SKILLS PERFORMED IN SEQUENCE (MOST ATHLETIC SKILLS IN THIS CATEGORY)DEVELOPING SPEED & AGILITY•PRIMARY METHOD- TECHNIQUE DEVELOPMENT•SECONDARY METHODS•RESISTED SPRINTS (NO LESS THAN 10% DECREASE)•ASSISTED SPRINTS (NO MORE THAN 10% INCREASE)•TERTIARY METHODS•MOBILITY•STRENGTH•ENDURANCE- ABILITY TO MAINTAIN QUALITY OF REPS OVER SUSTAINED PERIOD OF TIMEKEY POINTS•ATHLETES SHOULD BE FRESH, SPEED AND AGILITY WORK IS NOT CONDITIONING•YOU ARE TEACHING A SKILL•YOU ARE TRYING TO CHANGE 18 YEARS OF HABIT, IT IS GOING TO TAKE TIME!•Neurological- •Work and time•Force and