by Teralyn Sell, PhD | Oct 22, 2026 | Medication Decisions
A medication regimen can become more complicated for a perfectly understandable reason. A person starts a medication. It helps one problem, but a new difficulty appears. Sleep changes. Weight changes. Sexual function changes. Restlessness, nausea, fatigue, tremor, or...
by Teralyn Sell, PhD | Oct 20, 2026 | Lab notes
Ferritin is often described as an “iron storage” test. That description is useful, but incomplete.A ferritin result can add important context to an iron discussion. It can also invite more certainty than one number can support. A low result, a high result, and a...
by Teralyn Sell, PhD | Oct 20, 2026 | Brain Health Articles
The World Health Organization released updated guidelines on reducing the risk of cognitive decline and dementia in July 2026. The document is useful for one reason in particular: it treats brain health as more than a puzzle of supplements, memory games, or one ideal...
by Teralyn Sell, PhD | Oct 15, 2026 | noggin notes
Iron is often treated as an anemia issue. If hemoglobin is normal, the thinking goes, iron cannot be the explanation for fatigue, concentration trouble, or a sense that the brain is not keeping up.That assumption is too simple.Iron has biologically important roles in...
by Teralyn Sell, PhD | Oct 15, 2026 | Medication Decisions
One of the most useful recent developments in psychiatric medication conversations is also one of the least dramatic: a 2026 expert consensus statement on deprescribing argued that medication decisions should include clear treatment aims, ongoing reassessment, and...
