to lower extremities for improving functional walking in stroke patients; for the correction of foot drop. they have benefited patients by improving gait speed, muscle strength and other functions. treatment for some can be as easy as an underside "l" shaped foot-up ankle support (ankle-foot orthoses). another method uses a cuff placed around the patient's ankle, and a topside spring and hook installed under the shoelaces. the hook connects to the ankle cuff and lifts the shoe up when the patient walks. both these techniques show significant improvement on usage. identification of a suspect in a murder case in december 2021, police in toronto, canada said they were looking for a person with a distinctive gait as a suspect in the murder of barry sherman and honey sherman. medical professionals quoted by the toronto star said that the distinctive gait could be caused by foot drop.