Sports 23 human 7 Information management 5 Risk assessment 5 Energy transfer 4 Human resource management 4 Risk management 4 article 4 risk management 4 Adolescent play 3 Adventure sport 3 Child’s play 3 Decision making 3 Double bounce 3 Dynamic models 3 Dynamics models 3 Energy-transfer 3 Humans 3 Injury prevention 3 Kinetic and potential energy transfer 3 Knowledge management 3 Managers 3 Physical education 3 Policy 3 Potential energy 3 Reliability analysis 3 Risks management 3 Students 3 Trampoline safety 3 Vibration analysis 3