There are approximately 325 pairs of muscles in the human body, as each muscle has a corresponding opposite muscle. Swimming, a cardiovascular activity, uses muscles throughout the upper body, core and lower body to successfully carry out the sequence of moves involved with swimming. Swimming is a non-impact cardio activity, so you can work your muscles without putting impact on your joints.
The average pitcihng speed for an 8 year old. The average pitching speed for an 8 year old is 39 mph. The median pitching speed for an 8 year old is also 39 mph. The mode pitching speed for an 8 year old is 38 mph. The range of pitching speed for an 8 year old is 36 - 42 mph. Your goal should be 45+. The average pitcihng speed for a 9 year old.
I'm often asked what are the ranges (average, above average, excellent) for a 10, 11 or 12 year old's baseball pitching speed. Some of the kids that I do pitching lessons for that are 10-12 years old are around 50 mph to low 60's mph.verage cruising speed for a good high school pitching prospect at 14 to 15 years old would be about 75 mph. That will usually get a freshman pitcher onto the JV team, assuming reasonable pitching ability to go along with the pitching velocity. Cruising at 80 mph as a freshman would be a potential star.