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Article topic

Symptoms

Brain fog, fatigue, sinus issues, skin changes, and the overlapping patterns that make mold-related illness hard to spot.

13 articles

Latest in symptoms

Use this collection to go deeper on one part of mold-related illness, from first questions to the practical decisions that follow.

Symptoms

Long-term mold exposure: how to read years of stacked diagnoses

What long-term mold exposure may and may not explain about a stack of diagnoses, plus a safer sequence for checking the home, body, and care path.

SMDr. Scott McMahon / June 1, 2026 / 7 min read
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Symptoms

Mold and Skin Rash: What It Can Mean and What It Can't Prove

Mold can trigger rash in some people, but a rash alone cannot prove the cause. Learn when to seek care, check the building, or screen a wider pattern.

SMDr. Scott McMahon / June 1, 2026 / 5 min read
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Symptoms

Does Mold Only Cause Allergies? What 20 Years of Research Actually Shows

A direct rebuttal to the allergy-only mold claim: NIEHS, McMahon, SAIIE, and controlled studies point to innate immune activation beyond IgE allergy.

SMDr. Scott McMahon / May 13, 2026 / 14 min read
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Brain fog from mold: why it happens and what to do about it
Symptoms

Brain fog from mold: why it happens and what to do about it

Mold exposure causes brain fog through measurable inflammation, blood-brain barrier disruption, and hormone collapse. Learn the mechanism, the biomarkers, and your next step.

SMDr. Scott McMahon / March 25, 2026 / 13 min read
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Symptoms

Black Mold Symptoms: What They Really Look Like

Black mold symptoms go beyond coughing. Learn the cognitive, neurological, and inflammatory signs of Stachybotrys exposure and what to do next.

SMDr. Scott McMahon / March 18, 2026 / 8 min read
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Symptoms

Mold Exposure Symptoms: What Your Body Is Telling You

Mold exposure symptoms go far beyond allergies. Learn which symptoms across your body systems may point to mold-related illness, and what to do next.

SMDr. Scott McMahon / March 18, 2026 / 17 min read
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Symptoms

Negative mold allergy test but still sick? Mold allergy vs. mold illness

Standard allergy tests miss mold illness (CIRS) in 75% of cases. Learn why allergists can't help, what tests actually work, and how to find proper treatment.

SMDr. Scott McMahon / February 18, 2026 / 8 min read
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Symptoms

10 Warning Signs of Mold Toxicity (and What to Do About Them)

Mold toxicity isn't one symptom. It's a pattern. Learn the 10 warning signs that point to mold-related illness and what your next step should be.

SMDr. Scott McMahon / February 17, 2026 / 8 min read
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Key Strategies for Reducing Mold Exposure in a Contaminated Environment: Practical Steps for Safer Living
Symptoms

Reducing mold exposure in a contaminated environment: practical steps

Living in a mold-contaminated space is hard. Learn practical ways to reduce exposure, prioritize next steps, and lower risk when moving is not immediate.

SMDr. Scott McMahon / March 14, 2025 / 9 min read
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Mold Canaries: Sentinels of Health in a Mold-Infested World
Symptoms

Mold Canaries: Sentinels of Health in a Mold-Infested World

The term "mold canary" may not be widely recognized, but for those sensitive to the presence of mold, it is a lived reality that can have profound health implications.

SMDr. Scott McMahon / June 17, 2024 / 3 min read
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Unveiling the Mystery of Mold Canaries: The Human Detectors of Fungal Hazards
Symptoms

Unveiling the Mystery of Mold Canaries: The Human Detectors of Fungal Hazards

In the realm of environmental health, the term "mold canary" has emerged as a significant concept, akin to the proverbial canary in a coal mine.

SMDr. Scott McMahon / June 10, 2024 / 4 min read
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Are You Living with Mold? Recognizing the Signs and Taking Action
Symptoms

Are You Living with Mold? Recognizing the Signs and Taking Action

Mold is an ever-present part of our environment, but it's when it starts growing within our homes that it becomes a cause for concern.

SMDr. Scott McMahon / May 29, 2024 / 3 min read
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Mold Exposure: What You Need to Know for a Healthier Home
Symptoms

Mold Exposure: What You Need to Know for a Healthier Home

Mold is a ubiquitous part of our environment, but it's when it starts growing indoors that we need to pay attention.

SMDr. Scott McMahon / May 3, 2024 / 3 min read
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