said in a statement on Wednesday that artificial turf is significantly harder on the body than grass.He cited the NFL's injury data from 2012-18 that the contact injury rate for lower extremities was higher during practices and games held on turf.
And that NFL players experienced a much higher rate of noncontact lower extremity injuries on turf compared to natural surfaces.He also said that cold-weather teams such as the Packers, Steelers and Browns have natural grass fields.