Transcranial Magnetic Stimulation (TMS)

TMS uses magnetic pulses to gently stimulate specific brain regions involved in mood, cognition, and pain processing. It is a non‑invasive, FDA‑cleared intervention with growing evidence for depression, anxiety, and certain pain conditions.

We incorporate TMS when:

Mood symptoms remain persistent despite other approaches
Cognitive or attentional networks show under‑activation
Pain‑processing circuits benefit from targeted modulation

Our use of TMS is grounded in network‑level interpretation, not one‑size‑fits‑all protocols. Your qEEG and baseline assessments help determine whether TMS is appropriate, which areas may benefit, and how it integrates with neurofeedback and other modalities.

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Are you looking for relief from your symptoms but not sure if our drug-free, non-invasive therapies can help? Book a free 15 minute consultation with Dr Prinsloo to see how we can help you.

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What Is TMS? The Longer Story

TMS (Transcranial Magnetic Stimulation) is a non-invasive medical procedure that uses targeted magnetic fields to stimulate nerve cells in the brain. An electromagnetic coil placed against the scalp delivers painless magnetic pulses. These pulses safely pass through the skull to induce a weak electric current in specific brain regions, activating or dampening neurons responsible for mood regulation and executive function.

History and Development

First Device (1985): Anthony Barker and his team at the University of Sheffield developed the first modern TMS device, successfully triggering a physical hand twitch by placing a coil over a volunteer's motor cortex.
Mental Health Shift (1990s): Researchers like Dr. Mark S. George discovered that applying repetitive pulses (rTMS) to the prefrontal cortex could alter brain activity and alleviate severe depressive symptoms.
FDA Approvals (2008–Present): The FDA approved TMS for treatment-resistant major depressive disorder in 2008. Clearances have since expanded to include obsessive-compulsive disorder (OCD), migraines, and smoking cessation.

Effect on Neuroplasticity

TMS acts as a powerful catalyst for neuroplasticity—the brain's ability to reorganize itself by forming new neural connections.

Long-Term Potentiation (LTP): High-frequency TMS stimulates neurons repeatedly, strengthening the synaptic connections between them. This teaches the brain to maintain higher activity levels in underactive mood pathways.
Long-Term Depression (LTD): Low-frequency TMS calms overactive brain regions, weakening hyperactive or malfunctioning synaptic connections (commonly used in OCD protocols).
Structural Changes: Studies show that a full course of TMS increases the expression of Brain-Derived Neurotrophic Factor (BDNF), a protein essential for the growth, survival, and remodeling of brain cells.

What Are the Strengths and Weaknesses of TMS?

Strengths

High Efficacy: Proven to work for patients who have found zero relief from traditional antidepressants or psychotherapy.
No Systemic Side Effects: Avoids weight gain, nausea, fatigue, or sexual dysfunction because it does not enter the bloodstream.
Non-Invasive: Unlike Electroconvulsive Therapy (ECT), it requires no anesthesia, sedation, or induced seizures.
Zero Downtime: Sessions last 10–30 minutes, allowing patients to drive and return to normal activities immediately.

Weaknesses

Time Commitment: Requires a demanding schedule of sessions 5 days a week for 4 to 6 consecutive weeks.
Physical Discomfort: The magnetic pulses cause a clicking sound and tapping sensation, which can trigger temporary scalp tenderness or mild tension headaches.
Financial Barriers: While widely covered for major depression, out-of-pocket costs can be high, and insurance approval for newer conditions (like OCD) remains strict.
Seizure Risk: There is an exceptionally rare risk of inducing a seizure, though modern safety guidelines have minimized this risk. [

How Long Does the Treatment Effect of TMS Last?

The long-term durability of TMS varies by individual, but clinical data shows significant longevity:

Standard Duration: For a majority of responsive patients, the therapeutic benefits last between 6 to 12 months after completing a full 4-to-6-week acute treatment course.
Long-Term Remission: Approximately one-third of patients remain completely symptom-free for one year or longer.
Maintenance Therapy: Because the brain's plasticity can gradually fade over time, some patients utilize brief "maintenance" sessions (e.g., once a month or a short 1-week booster block every six months) to sustain their results indefinitely.

Content reviewed by: Dr Sarah Prinsloo, PhD

Last Updated: June 2026