An incubator to maintain environmental conditions suitable for an infant is provided. The incubator comprises a vertical support structure with a plurality of horizontal columns connected to a bottom end of the vertical support structure to form a base portion. A crib is mounted on to the vertical support structure above the base portion for supporting the infant. The crib comprises a base plate and a plurality of plates arranged in a predetermined manner to form side walls of the crib. At least one dispenser nozzle is provided in the side walls for supplying water vapors to the crib. A humidification system, attachable at least to the base portion of the incubator, is fluidly connected to the inlets of the dispenser nozzles for supplying the water vapors. A radiant warmer is mounted on a top end of the vertical support structure for supplying radiant heat energy to the crib.