1. bone adaptation is driven by intermittent dynamic
(e.g., jumping), rather than static loading [66];
2. high-magnitude loads that are applied rapidly (high
strain rate) are particularly effective for producing an
osteogenic response [67,68];
3. only a brief duration or number of mechanical
loads are required to initiate an adaptive response,
and the capacity for bone to respond to continual
loading diminishes and thereby reduces any further
adaptation [69,70];
4. bone cells accommodate to a customary loading
environment, and thus providing unusual or diverse
loading patterns appears to be just as effective for
stimulating a response as modifying the magnitude
or number of loading cycles [69,71];
5. rest periods inserted between loading bouts appear
to produce a greater osteogenic response than a
single bout of continuous loading [72