Physical therapy (PT), mostly known as Physiotherapy, is a branch of medicine that, by using mechanical force and movements [Bio-mechanics or Kinesiology], Manual therapy, exercise therapy, and electrotherapy, remediates impairments and promotes mobility and function. Physical therapy is used to improve a patient's quality of life through examination, diagnosis, prognosis, and physical intervention. It is performed by physical therapists (known as physiotherapists in many countries).