Dementia is a syndrome, not a disease. Dementia is a group of symptoms that affects mental cognitive tasks such as memory and reasoning. Dementia is an umbrella term that Alzheimer's disease can fall under. It can occur due to a variety of conditions, the most common of which is Alzheimer's disease
Soak sore, aching feet in a bowl of warm water with a few drops of aromatherapy essential oils. This will help soften hard skin and could also be very relaxing. Lavender oil could be used at night to aid sleep with dementia.