Dementia cases could rise faster than expected, researchers warn The number of people with dementia in England and Wales could reach 1.7m by 2040 – over 40% higher than previously predicted, a new study has found. by Emma Bower Sign in to continue Sign In Email address Password Stay signed in Trouble signing in? Reset password: Click here Need help? Email us Register FREE Limited free articles a month Free email bulletins Register Now Register Now Take a 30-day trial Join MIMS now and pay nothing for the first 30 days Join GPOnline now and pay nothing for the first 30 days Sign Up Sign Up