Cancer: Huge DNA analysis uncovers new clues An "archaeological dig" of thousands of tumours in the UK has unearthed new patterns in cancer's DNA. Source
Doctors suggest adenovirus link to child hepatitis cases UK child hepatitis cases rise to 108, with a common virus increasingly likely to be the trigger. Source
Covid: Woman caught virus twice within record 20 days Spanish researchers say it's the shortest-known gap between two coronavirus infections. Source