目次

Holiday Complete Healing

Certification card

Self rescue equipment

Self rescue technique1

Self rescue technique2

Self rescue technique3

Self rescue technique4

Self rescue technique5

Self rescue technique6

Diver stress1

Diver stress2

Buddy stress response1

Buddy stress response2

Assist rescue equipment

Assist rescue technique1

Assist rescue technique2

Assist rescue technique3

Assist rescue technique4

Assist rescue technique5


■ Leg Cramp

Muscle cramps may occur due to overexertion, fatigue, dehydration, or exposure to cold water.
Proper stretching before the dive and wearing appropriate thermal protection can help reduce the risk of cramps.

If you experience a calf cramp, grasp the tip of your fin and gently pull it toward you to stretch the muscle.

If the cramp affects the sole of your foot, hold the fin blade and carefully extend the foot upward to relieve tension.

If you experience a cramp in the front of the thigh, bend your knee and gently pull your ankle toward your hip to stretch the muscle.

After the cramp subsides, modify your finning technique to help prevent recurrence and reduce strain on the affected muscles.


Standard Flutter Kick


Dolphin Kick (Undulating motion from the hips)


Modified Kick Using Controlled Knee Movement


Ankle-Driven Fin Kick Technique



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