TMS is a non-invasive treatment that can substantially reduce depression symptoms or lead to remission for some people after other treatments, but outcomes vary.
Does TMS work for depression?
Transcranial magnetic stimulation (TMS) can help some people with depression, particularly when antidepressant medication, talking therapy or both have not provided enough relief. It is not a guaranteed treatment, and results differ considerably from one person to another.
TMS uses magnetic pulses delivered to targeted areas of the brain involved in mood regulation. It is non-invasive: there is no surgery, and patients remain awake during treatment. In the United States, TMS received FDA clearance for major depressive disorder in 2008, with clearance later extended to depression with comorbid anxiety in 2021.
When people ask whether TMS “works”, they may mean different things. They may want to know whether symptoms can improve, whether depression can go away completely, how long benefits last, or whether TMS is likely to help them after other treatments have been difficult.
The most honest answer is that TMS can lead to meaningful improvement for some patients, including remission for some, but not everyone responds. A discussion with a qualified clinician can help put the research into the context of your diagnosis, treatment history and current health.
What do “response” and “remission” mean?
TMS studies usually use structured depression rating scales. These are questionnaires or clinician-led assessments designed to measure the severity of symptoms over time. The terms response and remission describe different levels of change on those measures.
Response
A response generally means that depression symptoms have reduced substantially from where they were at the start of treatment. In research, this is commonly defined as around a halving of symptoms on a recognised depression scale.
Response does not necessarily mean that every symptom has gone. Someone may be sleeping better, feeling less hopeless, returning to work or finding daily life more manageable, while still experiencing some low mood, anxiety, reduced energy or concentration difficulties.
For many people, a substantial reduction in symptoms is still an important outcome. It may make therapy, relationships, work, self-care and other parts of recovery feel more possible.
Remission
Remission means symptoms have reduced to a level that is minimal or no longer meets the threshold for an active depressive episode on the scale being used.
Remission is a stronger outcome than response, but it does not mean a person will never have depression again. Depression can return, and some people need ongoing treatment or maintenance planning after an initial course of TMS. That plan may include medication, psychological therapy, lifestyle support, follow-up appointments or, where clinically appropriate, further TMS treatment.
It is also possible to have a response without remission. Conversely, some patients may notice gradual changes that are meaningful in day-to-day life before their questionnaire scores show a clear response.
What published TMS trials generally report
Published clinical trials and reviews support TMS as an effective treatment option for some adults with major depressive disorder, especially where previous treatment has not brought adequate improvement.
Across studies, researchers commonly report that a proportion of participants achieve response and a smaller proportion achieve remission after a course of TMS. However, it is important to be careful with headline success figures. Results vary between studies for many reasons, including:
- the type of TMS protocol used;
- the severity and duration of depression;
- how many previous treatments a participant has tried;
- whether medication or therapy continues alongside TMS;
- the rating scale and definition of response used;
- whether results come from a tightly controlled trial or ordinary clinical practice;
- how consistently patients are able to attend treatment.
For this reason, a percentage quoted by one provider or website may not predict an individual’s chances. Published figures can be useful for understanding that TMS helps some people, but they cannot offer certainty for a particular patient.
A standard TMS course is often about 36 weekday sessions delivered over six to nine weeks. Changes may be gradual rather than immediate. Some people notice improvement part way through the course, while others do not notice a clear difference until later. Some do not experience enough benefit to continue or to meet the usual definition of response.
Why can individual results vary?
Depression is not the same for every person. It can involve different combinations of low mood, loss of interest, anxiety, sleep change, fatigue, slowed thinking, agitation, physical symptoms and suicidal thoughts. The causes and maintaining factors can also differ.
Several factors may influence how TMS fits into an individual treatment plan.
Previous treatment history
TMS is often considered after medication has not worked well enough, has caused difficult side effects, or has not been acceptable to the patient. In general, people with more complex or longstanding treatment histories may have different outcomes from people earlier in their treatment journey.
That does not mean a long history of depression rules TMS out. It means that prior treatments, diagnoses and current symptoms need to be reviewed carefully rather than relying on a general prediction.
Diagnosis and symptoms
A proper assessment matters. Depression can occur alongside anxiety, trauma-related symptoms, substance use, chronic pain, ADHD, medical conditions and other concerns. Symptoms that appear to be depression can sometimes need a different clinical approach.
TMS may be discussed for eligible people with major depressive disorder, but the treating clinician should consider the full picture. Be open about previous episodes of unusually high mood or energy, psychosis, seizures, neurological conditions, implanted devices, pregnancy, medicines and alcohol or substance use. These details can affect safety assessment and treatment planning.
The treatment protocol
TMS is not a single identical procedure. Clinicians may use different FDA-cleared approaches and schedules according to the patient’s needs and the service offered. The target area, pulse pattern and appointment schedule can differ.
The practical side of treatment matters too. TMS requires frequent appointments over several weeks. Regular attendance helps the clinician deliver the planned course and monitor changes. If travel, work, caring responsibilities or symptoms make attendance difficult, it is worth discussing this early.
Support alongside TMS
TMS is often one part of a wider care plan rather than a stand-alone answer to every problem. Some people continue antidepressant medication, psychotherapy or both during TMS. Others may need support with sleep, physical health, substance use, stress, relationships or return-to-work planning.
A clinic should explain whether it expects changes to current treatment and how it will communicate with your existing prescriber or therapist.
What TMS feels like and what to ask
During treatment, the magnetic coil is placed against the scalp. People are awake and can normally return to usual activities afterwards. Common side effects include scalp discomfort during treatment and headache. Seizure is a rare risk, which is one reason screening and clinical supervision are important.
Before choosing a provider, consider asking:
- What diagnosis and treatment history make me a possible candidate?
- Which TMS protocol do you recommend, and why?
- How will you measure progress during the course?
- What would happen if I have little improvement?
- Can I continue medication or therapy while receiving TMS?
- What are the likely out-of-pocket costs under my insurance plan?
- What follow-up or maintenance options are available after treatment?
Finding TMS care in Utah
Access can look different depending on where you live in Utah. TMS Therapy Utah lists 96 published clinics across the state directory. Listings include clinics in Layton, Salt Lake City, St. George, Lehi, Provo, West Jordan, Orem, Pleasant Grove, Draper, Sandy, Springville and Clearfield.
Insurance coverage depends on your individual plan, diagnosis, treatment history and the provider’s arrangements. Carriers commonly seen in Utah include SelectHealth, Regence BlueCross BlueShield of Utah, University of Utah Health Plans, PEHP Health & Benefits, Cigna, Aetna, Utah Medicaid and Medicare. A clinic can help explain its process, but it is sensible to confirm benefits and prior authorisation requirements directly with your insurer.
Getting help in Utah
Use the TMS Therapy Utah clinic listings to explore local providers, the insurance guide to prepare for coverage questions, and the contact page if you need help using the directory.
This is educational information, not medical advice.
This page is informational and is not medical advice.