THE PURSER WELLNESS ENCYCLOPEDIA

Let’s explore “chronic fatigue”

A RELATED COURSEFatigue: asking better questions

4 chapters, at your pace

Explore the course
Explore all 3 matching courses
New to this subject? Start with this free introduction.What Causes Chronic Fatigue Syndrome?

607 resources for your curiosity164 matching listings grouped; alternative sources stay available.

What’s searchable?
Nutrient referenceSep 23, 2026

Iron

Some search terms matched

…y-sensitive mineral. This makes it different from a generic fatigue supplement: the relevant question is whether the person has evidence supporting replacement. Putting the pieces together The genetics reference also discusses HFE in relati…

Nutrient referenceSep 23, 2026

Lipoic Acid

Some search terms matched

…pplement trial from treatment of the cause of neuropathy or fatigue. Review other antioxidants and glucose-lowering products before adding it. What symptoms can—and cannot—tell you There is no established dietary deficiency syndrome for thi…

Nutrient referenceSep 23, 2026

Potassium

Some search terms matched

…tassium-based salt substitutes solely from muscle cramps or fatigue. Food sources Potatoes; beans; lentils; yogurt; vegetables; fruit. Supplement forms Potassium chloride and potassium citrate. What to track and reassess Ask whether blood t…

Gene referenceSep 23, 2026

HFE

Some search terms matched

…highlights HFE because iron accumulation can be missed when fatigue is assumed to mean low iron. Ferritin, transferrin saturation, liver context and family history help distinguish iron overload from other causes of an abnormal ferritin. Do…

Gene referenceSep 23, 2026

IL17A

Some search terms matched

…ng the pieces together Dr. Purser discusses this pathway in chronic inflammatory settings, including his sickle-cell teaching. IL17A, IL23A and IL23R represent different parts of the same network: a downstream signal, an upstream cytokine c…

Report teachingAug 16, 2026

CCL5 / RANTES

Some search terms matched

…ue injury. Follow the pathway Dr. Purser discusses CCL5 in chronic inflammatory and immune conditions, including research on nervous-system inflammation. A raised level can have several explanations and does not establish a specific diseas…

Search looks for your words in titles, descriptions, available articles, learning guides, and video captions when available. The closest matches appear first. Duplicate posts are grouped, with links to other places you can read or watch them. Books, chapters, and reports have topic guides here; the original files and full book text are not available in this encyclopedia. Subscriber posts include a title and public summary; open Substack to read the full post.