Changes in behaviour are some of the most challenging symptoms for people with dementia and for those who support them. Common changes that are seen in all types of dementia at this stage can include: agitation and restlessness – for example, fidgeting or walking up and down.The family member with dementia usually becomes the family's centre of attention. A Energy is focused on this person. This can lead to other family members, including spouses or other children, feeling neglected. They may become resentful because they feel they are not getting the attention they need.