 Distal radius fracture DRF is among the most common fractures of the long bones, which comprise one sixth of all fractures. Due to its high prevalence, effect on patients everyday life, and cost on national health resources, its proper management is very important. The investigators performed this prospective randomized clinical trial on 100 patients with DRFs. 50 patients were treated in each group either by short or long arm cast. Patients were visited during the 6th and 18th weeks after the reduction regarding loss of reduction and possible complications. 