Early signs of low testosterone

Bioidentical hormone replacement therapy for men: Science, safety, and real-world results

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Nov 28, 2025 · 15 min read

Most prescription testosterone replacement used in men is already “bioidentical.” The hormone molecule is chemically identical to what the testes produce, even as levels commonly decline about 1% per year after age 30 to 40. The real question is whether you have symptomatic, consistently low testosterone and how to dose and monitor therapy to restore ...

Testosterone Сypionate: Relief you can feel, but what about fertility?

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Oct 17, 2025 · 14 min read

Testosterone cypionate can relieve true hypogonadism (diagnosed in men with consistent symptoms plus repeatedly low morning testosterone; AUA guidance uses a total testosterone cutoff around 300 ng/dL, while EAU guidance uses about 12 nmol/L, roughly 346 ng/dL), but it commonly suppresses LH and FSH and can sharply reduce or shut down sperm production. Learn how ...

Low testosterone: 10 quiet signs beyond libido

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Oct 10, 2025 · 16 min read

Low testosterone can show up as a quiet cluster of signs beyond libido, including fewer morning erections, fatigue, increased belly fat, reduced strength, brain fog, low mood, poor sleep, and reduced body hair. Here is how to recognize the full pattern early, what it means medically, and which steps actually move the needle. “Men often ...

Start here

Bioidentical hormone replacement therapy for men: Science, safety, and real-world results

Testosterone Сypionate: Relief you can feel, but what about fertility?

Low testosterone: 10 quiet signs beyond libido