Table 1.

MicroRNAs Functions.

MicroRNAs	Biological Functions	References
• miR-21	Implicated in promoting bone formation targeting Spry1 in MSCs and involved in the proliferation and differentiation processes of muscle satellite cells by targeting KLF3.	[85,86]
• miR-21/miR129/miR-378	Involved in osteogenic differentiation after physical activity and play a role in myogenesis.	[49,87,88]
• miR-143	Upregulated during physical activity with a reduction in IGFBP-5 and is also involved in osteogenic differentiation.	[29,89,90]