THUMB ISOMETRICS

This is a multidirectional strengthening exercise for the thumb muscles. Start by sticking your thumb out of a fist and use your other hand to apply pressure in each direction. Resist the pressure by maintaining an upright thumb and hold for 5 to 7 seconds

Muscles Involved:

• Intrinsic Muscles - Thenar Eminence

  • Abductor Pollicis Brevis

  • Flexor Pollicis Brevis

  • Opponens Pollicis

• Extrinsic Muscles

  • Flexor Pollicis Longus

  • Abductor Pollicis Longus

  • Extensor Pollicis Longus

  • Extensor Pollicis Brevis

• Other Intrinsic Muscles

  • Adductor Pollicis

Related Conditions:

• Thumb Sprain

• Gamer’s Thumb / Texter’s Thumb

• De Quervain’s Tenosynovitis

Related Exercises