Coach Back

About Coach Back

Daniel Back is the founder of Jump Science.

How to Jump Higher

There’s a lot of information on this site and in the Jump Science posts on facebook and instagram. When I write, I try to give people actionable information. I hope […]

The Science of Sports Training

There is a sea of athletic development information on the internet nowadays. The overall quality has improved as more educated people have built websites and social media presence to combat […]

Specific Strength Training

KEY POINTS

Practicing and playing your sport is the ultimate specific training.
If the ultimate specific training is already in place, attempts at specific strength training can only be effective through […]

Eating More for Speed Performance

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Answer

Long Term Athletic Development

When people first begin training to improve their athleticism, they typically have some level of success in the first few months. Unfortunately progress tends to stop before too long. In […]

Dan Pfaff is wrong?

A quote from Dan Pfaff recently made the rounds through the athletic development community. Pfaff is obviously a great coach, and I do not intend to criticize him or judge […]

Get More Fast Twitch: The Overshoot Phenomenon

Muscle fiber type is one of those topics on which people love to make uninformed statements. You may have heard things like, “Heavy weights work those slow twitch fibers.” Or […]

Squat Depth

In the discussion on transfer of training, squat depth is a hotly contested issue with many opinions clouding the view. On one side many people testify to superior strength and […]

Biarticulate Muscles and Synergy

When looking at muscle function, people often look at one joint, consider the muscles that act on that joint, and identify the muscles that perform opposite actions as antagonists to […]

Speed Science

This is a video series on top speed. The videos will cover physics, biomechanics, sprinting technique, and training strategies. The first video covers the physics of top speed and the […]