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Dementia Risk Doubles for Men with H63D Gene Variant

7/14/2025

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Summary

Story summary

The H63D variant of the HFE gene significantly heightens dementia risk in men, particularly for those with two copies, doubling their chances. While women benefit from natural iron regulation, men are vulnerable to iron buildup in the brain. A recent study in Neurology suggests that early genetic testing and proactive lifestyle adjustments could help combat this alarming risk.

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Story summary

The H63D variant of the HFE gene significantly heightens dementia risk in men, particularly for those with two copies, doubling their chances. While women benefit from natural iron regulation, men are vulnerable to iron buildup in the brain. A recent study in Neurology suggests that early genetic testing and proactive lifestyle adjustments could help combat this alarming risk.