Two years ago, I spent a month blaming my mattress for everything. I was tired all the time. Not sleepy. Just flat. No drive. No edge. I couldn’t focus past 2 p.m. My workouts felt like I was dragging a sled.
My wife noticed before I did. She said, “You’re not yourself. Go see the doctor.”
He ran bloodwork. Everything looked fine. Except one number.
Testosterone: 247 ng/dL. Normal range starts at 300. I was below the floor.
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01. WHAT THE NUMBERS ACTUALLY MEAN
The normal range for testosterone in men is roughly 300 to 1,000 ng/dL. Your levels drop about 1% to 2% per year after your thirties. That’s natural. It’s supposed to happen.
But “natural decline” and “deficiency” aren’t the same thing. When your number drops below 300 and you have symptoms—fatigue, low drive, brain fog, muscle loss, weight gain, mood changes—that’s worth paying attention to.
300
LOW T THRESHOLD (ng/dL)
1–2%
ANNUAL DECLINE AFTER 30
90%
CITE FATIGUE AS TOP SYMPTOM
The diagnosis requires two separate morning blood draws—not one. Testosterone peaks in the morning and drops throughout the day. A single afternoon test can give you a number that’s misleadingly low. If your doctor doesn’t order two morning tests, ask.
The number alone doesn’t tell the whole story. The number plus the symptoms does.
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02. WHAT THE SCIENCE SAYS NOW (NOT TEN YEARS AGO)
For years, the scare was that testosterone therapy raised your risk of heart attacks and prostate cancer. That made a lot of guys afraid to even ask about it.
The science has moved. A major trial called TRAVERSE—over 5,200 men, published in the New England Journal of Medicine—found no increase in heart attacks or strokes in men on testosterone compared to those on a placebo. Based on that and other evidence, the FDA updated its labeling in 2025, removing the old cardiovascular warning language.
On prostate cancer, the latest review of decades of research found no increased risk when treatment is properly monitored. An FDA expert panel just this month urged broader access and less stigma around treatment.
That doesn’t mean it’s for everybody. It means the old fears were louder than the evidence.
03. WHAT TREATMENT LOOKS LIKE (AND WHAT IT DOESN’T)
If your levels are below 300 and you have symptoms, your doctor may suggest testosterone replacement therapy. There are a few options:
▸ Gels. You apply them daily. They work well but they’re expensive—around $200 a month without insurance. You also have to be careful about skin contact with your wife or grandkids.
▸ Injections. Every one to two weeks, at home or at the doctor’s office. Much cheaper—as low as $30 to $50 a month. Most guys settle into the routine quickly.
▸ Pellets. Implanted under the skin every three to six months. Less hassle, but requires an office visit each time.
The goal isn’t to max out your levels. It’s to bring them back into a healthy range—usually 500 to 800 ng/dL. Your doctor should monitor your levels, your blood count, and your prostate numbers every three to six months. If they don’t, find one who does.
Low T isn’t a character flaw. It’s a number on a blood test. Treat it like one.
04. WHAT DOESN’T WORK (BUT PEOPLE SELL ANYWAY)
The supplement aisle is full of bottles that say “testosterone booster” in big letters. Most of them don’t do anything.
▸ Tribulus, fenugreek, D-aspartic acid. No good evidence they raise testosterone in men with normal or low levels. Save your money.
▸ DHEA. Mildly useful in some studies, mostly for women. Not a replacement for real treatment in men.
▸ Ashwagandha. This one has some evidence. A few small studies show modest improvements in testosterone and stress. Worth trying if you’re borderline. Not a substitute for TRT if you’re well below the line.
What does help without a prescription: sleep (we covered that), exercise (especially heavy lifting), keeping your weight in check, and cutting back on alcohol. Those four things won’t fix a real deficiency, but they can stop a mild decline from getting worse.
Q. How do I bring this up with my doctor without it being awkward?
A. Say this: “I’ve been dealing with fatigue and low energy for a while. Can we check my testosterone levels?” That’s it. It’s a blood test, not a confession. If your doctor dismisses it or says it’s “just part of getting older,” push back. A number below 300 with symptoms isn’t normal aging. It’s a condition. And it’s treatable.
05. WHAT CHANGED FOR ME
My doctor started me on injections. Took about six weeks to notice a difference. The first thing that came back was energy. Not like coffee energy. Like morning energy—the kind where you wake up and want to do something instead of lying there.
Then the focus came back. Then the workouts got easier. My wife said I was less irritable. I didn’t even know I was irritable. Apparently I was.
It wasn’t magic. It was slow and steady. Like turning up a dimmer switch on a light that had been fading for years without me noticing.
I spent a year blaming the mattress, the schedule, and the weather. The answer was a blood test I hadn’t thought to ask for.
Ask for the test.
— Walter
P.S. Have you had your testosterone checked? Did the number surprise you? Or did your doctor brush it off? Hit reply. This one’s important and I want to hear how guys are handling it.
