A groundbreaking study published in the journal Nature has found that lithium, a common metal used to treat psychiatric disorders, can reverse brain aging and prevent Alzheimer’s disease. Researchers at Harvard Medical School discovered that lithium was significantly depleted in the brains of people in the earliest stages of memory loss during aging.
The study revealed that feeding tiny amounts of lithium to mice that were deprived of the substance and showed signs of dementia restored their memory. This breakthrough has provided new hope for those suffering from Alzheimer’s disease, a condition that affects millions worldwide.
While more research is needed to fully understand the effects of lithium on brain aging, this discovery marks an exciting development in the quest for treatments and potential cures for the devastating disease. As researchers continue to explore the possibilities of lithium, they may uncover new avenues for preventing and reversing Alzheimer’s disease.
Source: https://www.bostonglobe.com/2025/08/06/metro/alzheimers-treatment-harvard-lithium-deficiency-plaques