An exercise bicycle includes an exercise bicycle base body (1), a U-shaped support (2), a handlebar (3), a left sliding rod (4), a right sliding rod (5) and a supporting plate (6), and is characterized in that the supporting plate (6) is located on a front supporting rod of the exercise bicycle base body (1) and disclosed on the U-shaped support (2) through the left sliding rod (4) and the right sliding rod (5), the U-shaped support (2) is fixed to the exercise bicycle base body (1) through screws, and the handlebar (3) has a left end and a right end separately connected to the left sliding rod (4) and the right sliding rod (5) through handlebar adjustment plates. The exercise bicycle has a simple structure, can be adjusted by a certain angle, and allows body builders to study, work or do other activities involving computer operations conveniently while doing exercise.