A testosterone level of 300–400 ng/dL may be labeled “normal”—but what does it mean in a symptomatic man in his 20s, 30s or 40s? A urologist explains testosterone cutoffs, age-specific data, free testosterone and when further evaluation makes sense.

Fatigue, low libido, reduced strength and poor recovery can be symptoms of low testosterone—but they can have other causes too. Learn how testosterone deficiency should be evaluated and what Carmel-area men should know before considering TRT.