A neck rehabilitation device for exercising the muscles of a person's neck and upper back is provided. The device has a rear neck-engaging assembly that can be positioned at least partially about the person's neck for engaging a rear side of the person's neck. The rear neck-engaging assembly includes an elastic strap for extending and being stretched about the rear side of the person's neck to exert a forward-directed force on the person's neck. The assembly also includes a resilient compressible member providing resistance to compression for use in exercising the muscles of the person's neck and upper back while the elastic strap is stretched about the person's neck. A method of cervical curve restoration of a person's neck is also provided. The method includes stretching a reversed cervical curve forward and simultaneously exercising the muscles of the person's neck and upper back.