ALL clinically extremely vulnerable residents in Cornwall are being reassured that support is available as more people are asked to shield as part of new government guidelines. The Department of Health and Social Care is writing to an additional 4,333 adults in Cornwall out of 1.7 million people across England who have been identified under a new scientific model as having multiple risk factors which make them more vulnerable to the effects of Covid-19. Latest technology analyses a combination of risk factors based on medical records, including health and personal factors, such as age, ethnicity, BMI and deprivation levels, as well as certain medical conditions and treatments, to assess whether somebody may be more vulnerable than was previously understood.