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The Semaine Journal

A blood sample vial beside fresh whole foods and a notebook on cream linen.

Nutrient Deficiencies Behind Brain Fog and Fati...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Brain fog and fatigue are real, but they're also...

Nutrient Deficiencies Behind Brain Fog and Fati...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Brain fog and fatigue are real, but they're also...

Eggs, a salmon fillet and a glass of milk on cream linen, vitamin B12 food sources.

Methyl-B12 and B12 Deficiency: Forms, Symptoms,...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Vitamin B12 is folate's working partner: the two run...

Methyl-B12 and B12 Deficiency: Forms, Symptoms,...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Vitamin B12 is folate's working partner: the two run...

Fresh leafy greens, lentils and citrus on cream linen, a still-life of folate-rich foods.

Methylated Folate and the MTHFR Variant: Why th...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Methylated folate, written as 5-MTHF or L-methylfolate, is the...

Methylated Folate and the MTHFR Variant: Why th...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Methylated folate, written as 5-MTHF or L-methylfolate, is the...

Clean walking shoes, a glass water bottle, and eucalyptus on cream linen in bright morning light.

Lifestyle and the Menopausal Brain: What You Ca...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer You have more influence over how your brain ages...

Lifestyle and the Menopausal Brain: What You Ca...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer You have more influence over how your brain ages...

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What Is MCI (Mild Cognitive Impairment)?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Mild cognitive impairment, or MCI, is the in-between zone:...

What Is MCI (Mild Cognitive Impairment)?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Mild cognitive impairment, or MCI, is the in-between zone:...

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Parkinson's in Women: How It's Different

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Parkinson's disease is the exception that makes the "women's...

Parkinson's in Women: How It's Different

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Parkinson's disease is the exception that makes the "women's...

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Cognitive Reserve: Building a Brain That Ages Well

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Cognitive reserve is the brain's resilience, its ability to...

Cognitive Reserve: Building a Brain That Ages Well

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Cognitive reserve is the brain's resilience, its ability to...

Walnuts, flaxseeds, and a glass dish of golden omega-3 capsules on cream linen, warm light.

DHA and the Aging Brain: Does Omega-3 Help?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer DHA is the main omega-3 fat your brain is...

DHA and the Aging Brain: Does Omega-3 Help?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer DHA is the main omega-3 fat your brain is...

A softly defocused open book and reading glasses on cream linen in hazy light, foggy calm mood.

Autoimmune Brain Fog: When Your Immune System C...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Brain fog is one of the most common and...

Autoimmune Brain Fog: When Your Immune System C...

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Brain fog is one of the most common and...

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Why Do Women Get More Autoimmune Disease?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Women make up roughly 80% of all autoimmune disease...

Why Do Women Get More Autoimmune Disease?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Women make up roughly 80% of all autoimmune disease...

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Surgical Menopause and Your Brain

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Surgical menopause, having both ovaries removed before natural menopause,...

Surgical Menopause and Your Brain

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer Surgical menopause, having both ovaries removed before natural menopause,...

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Does Early Menopause Raise Dementia Risk?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer The timing of menopause appears to matter for the...

Does Early Menopause Raise Dementia Risk?

A Semaine Health education guide. Reviewed against the published research; sources linked throughout. Educational content, not medical advice. The short answer The timing of menopause appears to matter for the...