An orthotic for a foot having a top side and a bottom side, the bottom side having flexion zone located between the medial and the lateral side of the orthotic at a position corresponding to the posterior metatarsal phalangeal joint of the foot and 25mm behind; and/or the heel section of the bottom side of the orthotic pitched so that the height of the rear of the orthotic is greater than the innermost section of the heel; and/or the top side having a raised section located at a position corresponding to the medial side of the calcaneus of a foot.