The Journal

TRT & Men's Hormone Health

Testosterone therapy, diagnosis, and the specialist-level monitoring that makes it safe and effective.

Testosterone replacement therapy works, and it can also be done badly. This is where we set out the evidence on safety, explain what separates a general prescription from specialist-led care, and show you how to actually read the blood work that decides whether treatment is working.

Every article here is built on primary literature, not marketing copy, and updated as the evidence moves.

Considering treatment? See our TRT in Marbella service →

Heart and testosterone health checked through blood work

Is Testosterone Therapy Safe?

What the largest study ever done (5,200+ men) found about TRT, the heart, and the prostate.

A specialist reviewing testosterone therapy results and blood work

GP vs Endocrinologist for TRT

Anyone can prescribe testosterone. Getting the best result safely, and protecting your fertility, is a specialist's job.

Comprehensive men's health blood panel and specialist interpretation

What a Proper Men's Health Blood Panel Measures

Anyone can order blood tests. Reading them correctly is a specialist skill, and it is the difference between a printout and an answer.

Specialist evaluation of age-related testosterone decline

Why Testosterone Declines With Age: The Biology, Explained

Not treatment, the actual biology. Why testosterone falls with age, and what the evidence says genuinely helps.

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