Is riding a recumbent bike for like 36 min twice a day a effective way to lose weight? i got a recumbent bike that i was riding for like 36 min twice a day but i had my knee so i had to stop but i wanna know if thats a effective way? when i start up again imma go for 36 min twice a day still then in like two weeks after that imma increase to 40 min twice a day