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5 Signs You May Be Suffering from Low Testosterone

Jul 09, 2025
5 Signs You May Be Suffering from Low Testosterone
Do you struggle with fatigue, a low sex drive, and mood swings? These symptoms could be connected — and the cause might be more than ordinary aging. Here are five telltale signs you may have low testosterone.  

Affecting 3 in 10 men over 40, low testosterone (low T) is a disruptive health challenge — and it often hides in plain sight. At Urology Specialists of Cypress, board-certified urologist Dr. James Stocks takes an empathetic, thorough approach to men’s health in our Cypress, Texas, office.

He's known for his caring manner and high-level expertise in testosterone deficiency, reflected in his five-star rating as a “Patient's Top Choice" winner from U.S. News & World Report.

As you get older, it’s easy to chalk up changes in energy, mood, or physical strength to aging, but sometimes those changes point to something more specific: low testosterone.

Testosterone plays a key role in supporting your libido, stamina, muscle strength, and mood stability. When levels drop below normal, these areas can take a hit. 

Here are five signs it's time to reach out for support:

1. Low sex drive

A sudden and significant loss of sexual desire can be one of the earliest and most telling warnings that your testosterone levels are dipping.

This hormone plays a big role in sexual interest, so when your levels are low, it’s common to feel less connected or uninterested in intimacy. If this change isn’t related to stress or relationship issues, it’s worth getting checked.

2. Erectile dysfunction (ED)

While ED can have multiple causes, low testosterone is a contributing factor for many men. As mentioned above, testosterone plays a major role in many aspects of your health.

It influences the nerve signals and blood flow that make achieving and maintaining an erection possible.

3. Fatigue

If you're constantly tired, even after getting a full night’s sleep, low testosterone might be the reason. Many men assume they feel this way simply because their days of pulling all-nighters in college are long behind them.

But, it's often more than normal aging when the fatigue feels constant or overwhelming. IF you’re feeling sluggish, worn down, and struggling to find motivation — these are strong (but often overlooked) signs of low T.

4. Mood changes

Have you experienced major mood changes lately, like feeling extra irritable, overwhelmingly sad, or emotionally flat? Hormonal shifts can strongly affect your mental state.

Multiple studies show a link between low testosterone and mood disorders, including major depressive and bipolar disorders.

5. Body composition changes

Testosterone helps maintain lean muscle mass, so low T can lead to shrinking muscles and low muscle tone. Even worse, fat often replaces muscle. Many studies have confirmed that in men, low T and increased body fat are connected. 

When you have less muscle, you burn less calories at rest. That’s what causes a rapid increase in body fat, particularly around the belly.

If you’ve noticed less muscle tone or unexpected weight gain — especially around your midsection — low testosterone might be a factor.

Low T treatment in Cypress, Texas

The changes we discussed can affect your physical strength, energy, and confidence. The good news: At Urology Specialists of Cypress, Dr. Stocks and our team offer treatments to help you reclaim everything you lost to low T.

Dr. Stocks takes the time to ask about and understand your perspective and goals so you can decide on the right treatment together. With lifestyle changes and a customized hormone therapy plan, you can start feeling better quickly.

Call Urology Specialists of Cypress at 281-304-2521 to book your appointment with Dr. James Stocks in Cypress, Texas.