15 common misconceptions and surprising realities about dementia and Alzheimer's disease

There are about 50 million people in the world living with dementia. It's the umbrella term given to the symptoms caused by various diseases - most commonly Alzheimer's. This is expected to go up to 152 million in 2050, according to Alzheimer's Research UK.

Despite the massive impact dementia has on the economy and people's livelihoods, there are still many misconceptions around it. There are also some facts that still surprise people.
  1. Alzheimer's disease and dementia are not the same thing
  2. People react differently to the words
  3. Dementia isn't an inevitable part of getting older
  4. More people at 90 don't have dementia than have it
  5. Almost half of adults don't realise it causes death
  6. A brain that is affected by Alzheimer's can weigh 140 grams less than an unaffected brain
  7. There are more symptoms than memory loss
  8. A third of risk factors are within our control
  9. Heart health and brain health are intrinsically linked
  10. Mid-life is the most important window for risk reduction
  11. It doesn't just affect old people
  12. Sometimes, it only affects sight and perception
  13. Aggression and confusion may come from these small perception errors
  14. Disrupted sleep can be a factor
  15. There is no cure or treatment for the progression of diseases that cause dementia

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