Hip
Osteoarthritis, femoroacetabular impingement (FAI), gluteal tendinopathy, greater trochanteric pain syndrome (hip bursitis), hip flexor strain, iliopsoas dysfunction, and referred pain from the lumbar spine or sacroiliac joints.
Thigh
Hamstring strain, quadriceps strain, adductor and groin strain, meralgia paraesthetica (lateral femoral cutaneous nerve compression), iliotibial band syndrome, and referred pain from the lumbar spine or hip joint.
Knee
Osteoarthritis (medial, lateral, or patellofemoral compartment), patellofemoral pain syndrome, meniscal tears, patellar tendinopathy, iliotibial band syndrome, ligament sprains and tears (ACL, PCL, MCL, LCL), and pes anserine bursitis.
Ankle & Foot
Lateral ankle sprain, chronic ankle instability, Achilles tendinopathy, plantar fasciitis, peroneal tendinopathy, anterior ankle impingement, and sinus tarsi syndrome.