Campbell has full lower body movement after neck injury

Detroit Lions player Jack Campbell has confirmed he has full movement in his lower body and is progressing with his upper body after sustaining a neck injury.

Campbell was taken to hospital after he was struck in the head during the Lions' NFL game against the Minnesota Vikings on Sunday.

The Lions released a statement on social media on behalf of 26-year-old linebacker Campbell, saying that he is "very optimistic".

"I'm incredibly encouraged by the progress I've made in such a short period of time," the statement said.

"I have full movement in my lower body and I'm continuing to make progress with movement in my upper body.