Guides
Patient guides
Longer pieces, written to answer the questions people actually type: what gets tested, what the evidence supports, what it costs, and who it is for. Each one is referenced and dated. Shorter pieces and commentary are in the articles.
Persistent unexplained symptoms: what a root-cause assessment involves
Reviewed
Months of symptoms, normal tests and no explanation? What a doctor-led root-cause assessment looks for, what is commonly missed, how it compares with standard care, the trade-offs of going private, and when testing should stop. By a GMC-registered hospital doctor.
The private clinic guide to chronic fatigue and long Covid in the UK
Reviewed
What a comprehensive private workup for chronic fatigue, ME/CFS and long Covid actually includes in the UK, what the NHS tests and does not, what treatment realistically looks like, and what it costs. By a GMC-registered doctor.
Digestive health: the UK guide to private and integrative options
Reviewed
What the NHS investigates for digestive symptoms, what a private functional medicine workup adds, which gut tests are worth paying for and which are not, and the honest trade-offs. By a GMC-registered doctor.
SIBO testing and treatment in London
Reviewed
Private SIBO breath testing in London and at home: the 3-hour lactulose hydrogen and methane test, what it costs, how to prepare, what the result means, and how treatment is chosen. By a GMC-registered doctor in Twickenham.
Autoimmune conditions: what a root-cause assessment adds, and what it does not
Reviewed
How a functional medicine assessment for autoimmune disease differs from rheumatology care in the UK, what is worth investigating, which tests are not worth buying, and why nobody should stop immunosuppression. By a GMC-registered doctor.
Chronic pain and inflammation: what an integrative assessment can and cannot do
Reviewed
What NICE NG193 actually recommends for chronic pain, what a longer private assessment adds, what the word inflammation does and does not mean here, and an honest account of what integrative care achieves. By a GMC-registered doctor.
Migraine: what actually helps, and what is worth investigating
Reviewed
A UK guide to migraine: the red flags that need urgent assessment, why medication overuse headache is so often missed, what prevention actually works, and which triggers are real. By a GMC-registered doctor.
Early Alzheimer’s and cognitive decline: the root-cause workup
Reviewed
What a Bredesen Protocol workup for mild cognitive impairment and early Alzheimer’s actually tests, the six subtypes, what it costs and how long it takes, and what the evidence does and does not show. By a GMC-registered, Bredesen-trained doctor in London.
The Bredesen Protocol in the UK: your questions answered
Reviewed
How long the Bredesen Protocol takes to work, how it relates to ReCODE and Apollo Health, what it costs in total, and how to choose a UK practitioner and judge whether an approach to cognitive decline is evidence-based. By a GMC-registered, Bredesen-trained doctor.
Tick-borne illness in the UK: diagnostic pathways, testing and functional treatment
Reviewed
Why UK Lyme testing misses cases and why some private tests over-diagnose, which infections UK ticks actually carry, how a GMC-registered doctor assesses persistent symptoms, what treatment involves, and when intravenous therapy is and is not indicated.
How to choose a functional medicine clinic in the UK
Reviewed
UK functional medicine clinics differ mainly in who you actually see: a GMC-registered doctor, a nutritional therapist, or a team. How the three models compare on regulation, what they can do, price and who each suits, plus the questions to ask before you book. By a GMC-registered doctor.
Discuss your case with Dr Greenland
A short discovery call is the usual starting point. It costs nothing, and it is the fastest way to find out whether this approach fits your situation.