The Mental Capacity Act 2005 includes the Deprivation of Liberty Safeguards (DoLS) â a set of checks that aims to make sure that any care that restricts a personâs liberty is both appropriate and in their best interests.
The yo-yo test is mainly derived from the Leger Test, created by Luc Leger of the University of Montreal, which was popular till the turn of the century. The Leger multi-stage test, where an athlete would run non-stop 20-metre shuttles for 12 minutes, was not considered suitable for sports like cricket, which are marked by bursts of activity separated by recovery periods.
1 The Imperial is the classic model that made Duncan yo-yos famous; a fixed-axle plastic yo-yo in a traditional silhouette. Available in many colors, the Imperial is the starter yo-yo in the Duncan line.  The Butterfly is nearly as old as the Imperial, a fixed-axle plastic yo-yo in a butterfly silhouette.