You can use dumbell, theraband or your weight.
- Isotonic:Rectus Abdominals
- Isometric:Triceps Brachii
- Stretch:Gastrocnemius
- Contract Relax:Gluteus Maximus
- Explain about action of Gastrocnemius muscle
Do you need help?
–> This video shows hold and relax, but question is about contract and relax, So, client has to moving his hip joint agains the resistence.