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Strong Support

For men who have both diabetes and low testosterone, taking testosterone therapy might lower their chance of having a stroke by about 12% over about three and a half years.

59
Pro
0
Against

Evidence from Studies

Supporting (1)

59

Community contributions welcome

59

Testosterone therapy is associated with reduced risk of acute kidney injury, kidney failure with renal replacement therapy, and cardiovascular events in men with diabetes and hypogonadism

Cohort Study
Human
2025 Oct 1

This study found that diabetic men with low testosterone who took testosterone therapy had fewer strokes than those who didn’t, exactly as the claim says.

Contradicting (0)

0

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Testosterone therapy is associated with reduced risk of acute kidney injury, kidney failure with renal replacement therapy, and cardiovascular events in men with diabetes and hypogonadism

Score: 59
DOI: 10.1186/s12933-025-02930-2

Similar Assertions

For men over 40 with low testosterone, taking testosterone therapy doesn't clearly raise the risk of stroke—but it also might raise it by up to half, so we can't say for sure it's safe.

73
0
85%

For men who have both diabetes and low testosterone, taking testosterone therapy might help them live longer — studies show they were 15% less likely to die over about 3 years compared to those who didn’t take it.

59
0
83%

For men who have both diabetes and low testosterone, taking testosterone therapy might lower their chance of having a heart attack by about 15% over about three years.

59
0
83%

For men with low testosterone who are at high risk for heart problems, taking testosterone therapy doesn’t seem to make heart attacks, strokes, or heart-related deaths more likely over about two years, according to a big study.

1
0
76%

For men who have both diabetes and low testosterone, taking testosterone therapy might lower their chance of developing an irregular heartbeat called atrial fibrillation by about 9% over about three years.

59
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75%