Listen while you train.
A DIY exoskeleton that can help increase strength.
A sports bra with inbuilt fitness tracking sensors.
Very interesting tool.
Very interesting idea.
The basic technique.
You know you want one.
New space, new possibilities.
Making good use of what's available.
Understanding the basics.
How do you use them, and do you need to?
Monitoring everything, constantly.
A look at the Metolius Eco Ball.