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Do you have low testosterone?
Ten questions, about a minute. These are the symptoms Peter actually asks about. Nothing you tap is stored or sent anywhere — it runs entirely in your browser.
A symptom list is not a diagnosis
Plenty of things cause fatigue, low mood and weight gain. Thyroid problems, sleep apnoea, depression, anaemia, poor sleep, and simply being busy will all produce the same list.
The only way to know is bloodwork. That's why every treatment plan here starts with labs rather than a prescription — and why some men who take this quiz and score high still turn out not to need testosterone at all.