quadriceps, glute, muscles, groin, knee, ligaments, triceps, adductor, abdominals, tendons, shin splints, abdominal muscle, achilles, achilles tendon, abductor muscle, gluteus, pec, ankles, soreness, trapezius, pectoral muscle, gluteal muscle, iliopsoas, gluteus muscle, hamstring tendon, flexors, trapezius muscle, calf, gluteus minimus, hyperextension, rotator cuff, tendinitis, biceps, psoas, dorsi, adductor muscle, thigh, gluteus maximus, tendonitis, gluteus medius, teres major, hammy, sciatic nerve, labrums, elbow, rib cage, suspensory ligament, muscle spasm, musculature, hip, sacroiliac, legs, stiffness, shin, shoulder, charley horse, deltoid, spasms, plyometrics, cramp, gastrocnemius muscle, pubic bone, tibialis anterior, injury, flexor muscle, bursa, pectoral, sprain, soleus, gluteal, teres minor, rhomboids, tightness, delts, soleus muscle, navicular, niggles, spine, coccyx, bicep, hernia, heel, metatarsals, medius, pectoralis major, rhomboid muscle, pelvis, pelvic, herniated disc, physio, meniscus, syndesmosis, intercostal muscle, abs, cruciate, neuroma, subluxation, fetlocks, hamate, instep, labrum, femoral biceps, rectus, extensors, ankle, meatus, oblique, adductors, condyles, cord, hinge, lip, clavicle, fibula, flexor, forearm, scapula

kernig's sign