Piers Morgan has given an update on his mum's health after revealing she was left "bed-ridden" following her coronavirus vaccine.The 55 year old sparked concern earlier this month when he opened up on his mum's "bad reaction," but has now comforted fans by telling them she is "perfectly okay." He returned to Good Morning Britain after the half term break on Monday morning and gave more information on his mum Gabrielle's response to the vaccine.