Carpal Tunnel Syndrome occurs when a major nerve in the forearm becomes pressed or squeezed from repetitive motion in the hand or wrist, such as typing on a keyboard. You may notice it as a tingling, weakness, numbness, or muscle damage in the hand and fingers.
Tendonitis is inflammation of the tendon and is caused by repetitve motion or trauma to the body. It is most common in the upper and lower limbs. You may experience symptoms such as redness, swelling, and warmth in areas where you may also feel pain or an inability to move.
Tenosynovitis is the inflammation of the fluid-filled sheath surrounding a tendon, typically around joints such as in hands, wrists, feet, and ankles. Common symptoms include pain, tenderness, and swelling around joints. You may also be able to trace redness along a tendon.