認知症 is the current standard term for dementia.
Previous term:
痴呆/痴呆症 - now considered discriminatory
Types:
- アルツハイマー型認知症 (Alzheimer's disease)
- 脳血管性認知症 (vascular dementia)
- レビー小体型認知症 (Lewy body dementia)
Common symptoms:
Related terms:
- 認知症介護 (dementia care)
- 認知症予防 (dementia prevention)
- グループホーム (group home for dementia patients)
Note:
With Japan's rapidly aging population, 認知症 has become a major social issue. The government has initiatives for "dementia-friendly communities" (認知症にやさしい町づくり).