Is the 12-3-30 treadmill trend really as good as people claim?
While the workout’s creator originally promoted it for weight loss, fans claim it’s an accessible, low-impact way to improve cardiovascular fitness and build strength.
DF
danielle friedman
via Brisbane Times - Corroborated by 1 others
Updated 2h ago
Source Verification
Corroboration Score: 2This story was independently reported by 2 sources. Click any source to read the original article.
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