What Is Dementia? Types, Causes, Symptoms, and Treatment

1. Alzheimer’s disease

60% to 80% of people with dementia have Alzheimer, it is actually what people think of when they hear the word dementia. Alzheimer is caused by changes in the brain, more specifically the abnormal buildups of proteins.
Symptoms of Alzheimer:

  • Being confused about track of time and places.
  • Having problem with writing and reading.
  • Memory loss.
  • Personality changes

2. Vascular dementia

This type of dementia is mainly caused by damaging the blood cells of the brain, or problems with the flow and oxygen of the blood to the brain.
Symptoms of Vascular dementia:

  • Memory problems.
  • Speaking and understanding problems with others .
  • Problems with recognizing familiar places or sounds.
  • Problems of movement and frequent falls.

3. Frontotemporal dementia

People with FTD, it means the areas that have been damaged in the brain are the ones responsible of planning, emotions, speech, and movement.
Symptoms of FTD:


  • Personality and behavior changes.
  • Problems of speaking or finding the right words.
  • Problems with movement, losing balance and muscle spasms.

4. Lewy body dementia

Lewy bodies are microscopic deposits of a protein called alpha-synuclein that forms in some people’s brain, we call them also Lewy Bodies. If you have DLB, that means these deposits have formed in the cortex (part of the brain).
Symptoms of DLB:

  • Problems with thinking, making decisions and paying attention.
  • Memory troubles.
  • Signs of hallucination.
  • Sleeping during the day.
  • Blanking out or staring at nothing.
  • Troubles with walking and slowness.