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Researchers have uncovered a new factor that could contribute to Alzheimer’s disease development .

A study by Harvard Medical School has identified low lithium levels in the brain as a possible trigger for the common dementia.

Lithium is known to have many functions in the brain, including balancing mood-regulating chemicals, protecting neurons and managing emotional processing. It has also been used to treat bipolar disorder and depression.

ALZHEIMER’S RESEARCHERS SAY TARGETING BRAIN SUGAR COULD HELP PROTECT AGAINST DEMENTIA

Now, new findings show that the metal could be a "missing link" in Alzheimer’s risk, according to a Harvard press release.

The researchers tested lithium’s effects in mice, as well as human brain

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