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Lyme Science Blog

I never learned about Lyme disease in Medical School

During my medical school, graduate school, and residency, Lyme disease wasn’t even on my radar. That’s not surprising, given that I was in training before Lyme disease had really entered the medical lexicon. Back then, the condition was a little-known illness, limited to a few regions and far from being the major public health concern […]

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Brain Fog and Cognitive Symptoms in Children With Lyme Disease

Brain Fog and Cognitive Symptoms in Children With Lyme Disease

Brain Fog and Cognitive Symptoms in Children With Lyme Disease Updated January 2026 Many parents notice something is wrong long before they have a name for it. A child who once learned easily may begin to struggle to concentrate. Homework takes longer. Instructions need to be repeated. Teachers mention inattention or declining performance. At home,

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Can Lyme Disease Cause Permanent Damage?

If Lyme disease is identified and treated promptly, many people recover fully. A standard course of antibiotics can effectively clear the infection, and symptoms typically resolve. However, some individuals experience lingering effects even after treatment.   What Happens If Lyme Disease Is Left Untreated? If the infection spreads or is not diagnosed early, it can

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Lyme Disease Recovery, PTLDS, and Long-Term Hope

When timing changes everything What this page coversThis page explains what recovery from Lyme disease can look like, why some patients improve quickly while others don’t, and where to find more detailed information if symptoms persist. Lyme disease recovery looks different for each patient and depends heavily on timing, treatment, and whether symptoms persist after

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Preventing chronic Lyme disease

Preventing Chronic Lyme Disease: Why Early Care Matters

Preventing Chronic Lyme Disease Preventing chronic Lyme disease has been a central focus of my clinical practice for more than 37 years. While many patients recover fully with early recognition and treatment, others—despite appropriate care—develop persistent, disabling symptoms affecting multiple body systems. Chronic Lyme disease is rarely caused by a single failure. It is usually

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Newborn with lyme disease and herxheimer reaction being examined by doctor.

Lyme disease and herxheimer reaction in newborn

In 2020, investigators published a case involving a 13-year-old boy with Lyme arthritis, a common manifestation of Lyme disease, who developed a Herxheimer reaction when treated with doxycycline. On the 7th day of treatment, the boy developed a low-grade fever and severe arthralgias with intense hip, ankle and cervical spine pain and myalgias. You can

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Woman develops Lyme disease symptoms after giving birth

A 23-year-old woman, who lived in Brooklyn, NY, had visited her primary care doctor complaining of bilateral knee swelling and pain. Three days prior, she had delivered a healthy baby girl. The pain was reported as 8/10 in severity and was exacerbated by walking, according to the authors. When the woman was 6 months pregnant,

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lyme-disease-guillain-barre

Lyme disease triggers Guillian-Barre Syndrome

Guillain-Barré Syndrome (GBS) is an autoimmune disorder in which your immune system mistakenly attacks the peripheral nerves surrounding the brain and spinal cord. GBS symptoms typically include weakness and/or tingling sensations in the legs, which can spread to the arms and upper body. This patient also reported having three episodes of loose stools, two episodes

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