Best of First Up for Thursday 25 February

On the pod today: headaches, fatigue and muscles aches are being added to the list of symptoms for the new variant of Covid-19, the experts tell us why; Tiger's apparently out of the woods, but his career is in the rough - can he chip his way out? And footage of Led Zepplin's 1972 Western Springs show is being released - 49 years to the day that it was shot - luckily photographer Lloyd Godman was there.