RICE (Rest, Icing, Compression and Elevation), Flexibility exercises, supportive shoes, Orthotics (Shoe inserts) are the best possible choice of treatments.
At the same time, the patient can be treated with non-surgical approach (NSAIDS & Physiotherapy) and Surgical approach (only if it is extremely severe).
To build a career in Physiotherapy contact school of physiotherapy, Asian institute of public health university Bhubaneswar. (https://aiph.ac.in/)