Get the stories that matter to you sent straight to your inbox with our daily newsletter.A leading medical professor who was educated in Balfron has told of his nervousness as Covid continue to climb.Respiratory research Professor James Chalmers and a group of scientists from Dundee University this week achieved worldwide acclaim after making a potential breakthrough in finding a treatment for Covid-19.But as confirmed cases rise across mainland Scotland, the former Balfron High School pupil has said he senses the same feeling of trepidation he felt back in March.Prof Chalmers said: “For me, there was a period in March when the numbers in hospital had not risen but we felt that sense of nervousness and I have started to feel that now.