Flexor Hallucis Longus Muscle: Big Toe Pain
The flexor hallucis longus can cause and contribute to pain in the big toe and ball of the foot. A classic sign of flexor hallucis longus dysfunction is numbness on the bottom of the big toe.
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Flexor Digitorum Profundus Muscle Pain
The flexor digitorum profundus muscle is found in the front of the forearm. It can contribute to pain and twitching in the four fingers. It can affect one or any combination of the fingers. It can also cause trigger finger, where a finger will lock in a bent position.
Flexor Digitorum Superficialis Muscle Pain
The flexor digitorum superficialis is located in the front of the forearm. It contributes to pain in the four fingers, the palm, and occasionally the wrist. The muscle is a major contributor to trigger finger.
Palmaris Longus Muscle Pain
The palmaris longus muscle contributes to pain in the wrist, the palm of the hand, and will sometimes extend up into the forearm.
Flexor Carpi Ulnaris Muscle Pain
The flexor carpi ulnaris muscle is located on the inside (pinky side) of the forearm. It contributes to pain in the wrist, palm of the hand, and the ring and little fingers. Pain is sometimes felt in the elbow.
Flexor Carpi Radialis Muscle Pain
The flexor carpi radialis muscle is located in the front of the forearm. It contributes to pain in the wrist, bottom of the palm that often extends to the thumb pad and thumb. Twisting the wrist and gripping objects is painful.
Flexor Digitorum Brevis Muscle: Pain In The Ball of Foot
The flexor digitorum brevis muscle is located on the bottom of the foot. It can cause a sharp stabbing pain in the ball of the foot that becomes a deep ache when resting.
Pronator Teres Muscle Pain
The pronator teres muscle is located in the front of the forearm. It can contribute to pain in the wrist near the thumb. Pain is often felt in the thumb pad and can extend up into the forearm. Cupping the hand can become almost impossible because of intense pain in the wrist and or thumb pad.
Flexor Hallucis Brevis Muscle: Foot and Big Toe Pain
The flexor hallucis brevis muscle contributes to pain on the bottom of the foot, just under the big toe. It can also be a factor in plantar fasciitis, hammer toe, turf toe and gout.
Adductor Hallucis Muscle: Foot Pain
The adductor hallucis muscle contributes to pain in the ball of the foot just under the toes. It can be a primary contributor to plantar fasciitis.
Abductor Digiti Minimi Muscle: Heel and Ankle Pain
The abductor digiti minimi muscle can cause ankle pain that is similar to a sprained ankle. Pain is felt on the outside of the heel and ankle.
Quadratus Plantae Muscle: Heel Pain
The quadratus plantae is a primary contributor to plantar fasciitis and calcaneal compartment syndrome. Pain is felt in the heel.