These models predict a significant probability of serious injury with all kicks , with thoracic deflections from 3 to 5 cm .
These models peak viscous tolerance values from 0.9 -- 1.4 ms , when no protective body equipment is used .
These models predict a significant probability of serious injury with all kicks , with thoracic deflections from 3 to 5 cm and peak viscous tolerance values from 0.9 -- 1.4 ms , when no protective body equipment is used .