New research from Exeter University says a lack of Vitamin D is associated with a much greater increased risk of dementia and Alzheimer's.
A team, led by Dr David Llewellyn from the University's Medical School found that the study participants who were severely deficient in Vitamin D were more than twice as likely to develop the conditions. Vitamin D is found in foods such as oily fish.
A team of researchers from Plymouth medical school will today unveil an app version of a widely used dementia test. It will be free of charge and will mean faster and wider testing and therefore quicker diagnosis.
The app is is the first of its kind and will be made available to clinicians around the world
Dementia is frequently a lonely and isolating experience for carers and those people who are suffering from the condition but through the efforts of volunteers - so called memory cafes are being set up - where people have the chance to talk about the illness - and how it affects their lives.
The latest cafe to open is in Seaton in East Devon and as Richard Lawrence reports is already generating huge interest.
A support service for families caring for loved ones with dementia has been launched in Cornwall. Admiral Nurses will give relatives practical and emotional support to help them cope with the illness. It's a joint project between Cornwall Care and the charity Dementia UK.
There have been crisis meetings between Devon County Council and those who rely on many of the local authority's care homes.
This afternoon the council was told that the Oakwell specialist dementia centre in Barnstaple is a lifeline and there's no realistic alternative in the area. Devon is proposing to close its own care homes and other social service centres to try to save £2 million.
Rachel Holmes, the home's former manager says it's the wrong time to be shutting down dementia services.
A campaign in Devon to help people living with dementia and alzheimers has been given a huge boost in profile and funding after joining forces with a national company that provides advice for older people about their care and retirement needs.
The Torbay Dementia Action Alliance was set up just over a year and a half ago to try to make more people aware of how to treat people living with dementia in their communities.
Now with the support and funding of the company Ostrich Care, it's already been able to take its message even further.
If you are interested in finding out more about becoming a dementia ambassador, visit the group's website here
A campaigner from Devon is calling on shopkeepers to be more patient when dealing with dementia sufferers. Norman McNamara suffers from the disease and has started a special purple sticker campaign to alert shops to their needs.