Population aging increases the number of people with dementia. Dementia is a set of symptoms that include memory difficulties, learning difficulties, speech and language difficulties, disorientation in time and space, difficulties in understanding and behavioral changes. Dementia is not part of natural aging and needs to be understood as such and have to be recognized at time to provide adequate support for people with dementia.To present the importance of communication: To present communication difficulties which are the result of dementia; To present adaptations in the way of communicating with people with dementia.The article has a descriptive character, and represents a review of the literature dealing with this topic.Difficulties in area of language are a common symptom in people with dementia. Those communication difficulties are a consequence of nerve cell failure, and person with dementia should not be blamed of the symptoms that arise. People with dementia show lower results in the area of understanding and verbal expression, repetition, reading and writing. Syntax and phonology remain relatively intact in early stages, but semantic abilities are impaired.Communication for people with dementia and with people with dementia for all persons involved in care (including family members, medical staff and therapists, and members of the community) can be very challenging. It is often necessary to adapt the way of communication to avoid stress and negative feelings in a person with dementia. As the disease causing dementia progresses, communication problems are increasing as well. Many times caregivers and therapists are in situations where their communicative behavior (verbal, but also nonverbal) needs to show support, compassion, care, and desire to help.