Low testosterone

Explore the causes, symptoms, and treatment options for low testosterone levels in men. Learn how to recognize the signs of low T and discover evidence-based strategies to restore hormonal balance and improve quality of life.

Which essential biomarkers runners should track? The lab numbers that predict fatigue and low testosterone

Which essential biomarkers runners should track? The lab numbers that predict fatigue and low testosterone

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 04, 2025 · 15 min read

The essential biomarkers runners should track include vitamin D, iron and ferritin, magnesium and potassium, C reactive protein, testosterone, cortisol, blood glucose, and performance markers like VO2 max, lactate threshold, and resting heart rate. When those numbers drift, your training can feel harder, recovery slows, and injury risk rises even if your mileage looks “perfect.” ...

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

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

Dr. Alexander Grant, MD, PhD avatar
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

Low testosterone: 10 quiet signs beyond libido

Dr. Alexander Grant, MD, PhD avatar
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 ...

Understanding testosterone replacement therapy side effects and management

Understanding testosterone replacement therapy side effects and management

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Aug 23, 2025 · 15 min read

In men with confirmed hypogonadism, testosterone replacement therapy can relieve symptoms but can also cause predictable side effects because added testosterone feeds back on the hypothalamic-pituitary-testicular axis and changes downstream markers like blood counts. Many guidelines use total testosterone below about 300 ng/dL on two separate morning tests, interpreted with symptoms and the lab’s reference ...

Finding testosterone your local guide to wellness: A practical plan for testing and treatment near you

Finding testosterone your local guide to wellness: A practical plan for testing and treatment near you

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Aug 07, 2025 · 18 min read

You can find clinically appropriate testosterone testing and treatment locally by starting with a primary care doctor, urologist, or endocrinologist and confirming low testosterone on two early morning blood tests before you consider any therapy. This guide turns “finding testosterone your local guide to wellness” into a simple, evidence based checklist you can use to ...

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