GRX RX827 (or, as the kids call it, GRX wireless) is Shimano’s first fully wireless drop-bar drivetrain. Unlike previous GRX Di2 models that relied on internal wiring, the RX827 system completely cuts ...

The centrepiece of Shimano’s wireless debut is the GRX RX827 rear derailleur, which houses its own battery and takes shifting ...

This flagship gravel groupset has ditched the wires, borrowing technology from the latest Di2 MTB drivetrains.

Exercise ameliorates these conditions, even without weight loss. Although the mechanisms of exercise's benefits remain unclear, augmented lean body mass is a suspected mechanism. Myostatin is a potent ...