thfcsteff
Vic Buckingham
It's all the same. It's anything that stirs up your natural anti-inflammatory proteins in the regions you are pressuring (that's the real science behind them). The cheap vs expensive kit makes no difference.
Icebaths are 100% placebo though. No evidence at all they have any positive effect.
The mini theragun is excellent for traveling: bringing a foam roller is not really tenable.