Virology4 Jan 2024Flu is the major player now, not Covid - virologistDr Chris Smith says his colleagues are seeing far more cases of influenza than Covid this winter.4 Jan 2024Cambridgeshire3 Jan 2023Welsh NHS on a knife-edge, warns health leaderWelsh and UK governments must work together to protect the health service, says one leader.3 Jan 2023Wales2 Mar 2022What happens next with Covid testing and boosters?Dr Chris Smith answers your questions about the future of testing and boosters against the virus.2 Mar 2022Cambridgeshire10 Feb 2022Luc Montagnier, co-discoverer of HIV, dies aged 89The French virologist jointly won the Nobel Prize but later drew criticism for unscientific claims.10 Feb 2022Europe13 Jan 2022Am I infectious if I test positive after isolation?Dr Chris Smith answers your Covid-19 questions on incubation and how long you can spread the virus.13 Jan 2022Cambridgeshire7 Jan 2022Can you get long Covid from Omicron?Dr Chris Smith answers questions about isolation periods and the effects of the Omicron variant.7 Jan 2022Cambridgeshire23 Dec 2021Is it safe to have an unvaccinated guest at home?Dr Chris Smith answers your questions about reducing the risk of catching Covid-19 in our homes.23 Dec 2021Cambridgeshire22 Dec 2021How much protection does the booster jab offer?Dr Chris Smith answers your questions about the effectiveness of a third Covid-19 vaccine dose.22 Dec 2021Cambridgeshire15 Dec 2021Do you need a booster if you have had Covid-19?Dr Chris Smith answers your questions about how our immune systems make antibodies.15 Dec 2021Cambridgeshire