Alzheimer's Disease and Other Dementias

~1.6 million deaths per year. The #7 killer and rising fast as populations age. 55 million people live with dementia globally, projected to reach 139 million by 2050. There is still no cure, though lecanemab (2023) offered the first modest disease-modifying treatment. Caregiving costs exceed $1.3 trillion annually worldwide. Source: WHO.