Objective To study the effects of sleep interruption(SI)on the gait performance and cognitive ability of SD rats.Methods SD rats were randomly divided into eight groups:SI 2 days,SI 5 days,SI 10 days,SI 15 days,and their corresponding control groups,8 rats in each group.Behavioral alterations in the gait detection(GD),open field(OF),and Morris water maze(MWM)tests were detected after SI for the indicated time periods.Results For the OF test,the total distance,movement speed,total duration of movement,and movement time in the peripheral area decreased following SI,and the total resting duration...