An inflatable bed includes a bed main body, an inflator pump, and a one-way valve. The bed main body is provided with a bed body chamber and at least one bed edge chamber independent from each other, and the at least one bed edge chamber is arranged around the bed body chamber. The inflator pump is connected to the bed main body, wherein the inflator pump is configured to inflate the bed body chamber and the at least one bed edge chamber. The one-way valve is provided on the inflator pump or the bed main body, wherein the one-way valve is configured to allow only a fluid to enter the bed body chamber.