The Relationship Between Pes Planus, Diaphragm, Postural Control, and Plantar Pressure

Inclusion Criteria: Inclusion criteria for individuals with Pes Planus Deformity * Willing to participate in the study voluntarily * Having a Navicular drop test value of 10mm or above * Being between the ages of 18-30 * Having the physical capacity to perform assessments and tests * Having a body mass index of 18-25 kg/m² Exclusion Criteria: * Exclusion criteria for individuals with Pes Planus Deformity: * Termination of voluntariness * Those with rigid flatfoot, pes cavus, hallux valgus, hallux rigidus, or calcaneal spur deformity * Those with chronic systematic and metabolic diseases (e.g., diabetes mellitus, rheumatoid arthritis, etc.) and musculoskeletal problems (e.g., pes planus) that may affect foot functions and gait * Those with any surgical history likely to affect balance, lower extremity strength, and postural control * Those with any visual/vestibular, musculoskeletal, or neurological problems" Inclusion criteria for healthy participants: * Willing to participate in the study voluntarily * Being between the ages of 18-30 * Having the physical capacity to perform assessments and tests * Having a body mass index of 18-25 kg/m² * Having the ideal height of the medial longitudinal arch of the foot (not having pes planus) Exclusion criteria for healthy participants: * Termination of voluntariness * Those with chronic systematic and metabolic diseases (e.g., diabetes mellitus, rheumatoid arthritis, etc.) and musculoskeletal problems (e.g., pes planus) that may…