This Common Deficiency May Raise Dementia Risk By 66%, Study Finds
Key takeaways
- Author: Ava Durgin April 28, 2026Assistant Health Editor By Ava Durgin Assistant Health Editor Ava Durgin is the former Assistant Health Editor at mindbodygreen.
- But some of those low-level shifts have less to do with aging itself and are actually signaling abnormalities in your health.
- Hemoglobin, the protein that carries oxygen through your bloodstream, doesn’t just influence energy levels.
Why this matters: practical guidance grounded in recent research or expert insight.
Author: Ava Durgin April 28, 2026Assistant Health Editor By Ava Durgin Assistant Health Editor Ava Durgin is the former Assistant Health Editor at mindbodygreen. She holds a B.A. in Global Health and Psychology from Duke University.Image by Gordon Waltho / Stocksy April 28, 2026It’s easy to dismiss fatigue as just part of getting older. You sleep a little worse, your energy dips in the afternoon, maybe workouts feel harder than they used to. None of it feels urgent enough to investigate. It just becomes part of daily life, explained away by stress or a busy schedule.
But some of those low-level shifts have less to do with aging itself and are actually signaling abnormalities in your health. For example, blood health rarely enters the conversation unless there’s a clear diagnosis, yet it plays a constant, behind-the-scenes role in how your body functions day to day.
Hemoglobin, the protein that carries oxygen through your bloodstream, doesn’t just influence energy levels. It shapes how well your brain and tissues are actually being supported.