Broilers grow so fast, their legs cannot always support their weight and their hearts and respiratory systems may not be able to supply enough oxygen to their developing muscles. Mortality rates at 1% are much higher than for less-intensively reared laying birds which take 18 weeks to reach similar weights.
Do chicken raised in the intensive broiler method suffer from health condions?
their legs cannot always support their weight and their hearts and respiratory systems may not be able to supply enough oxygen to their developing muscles.