16 to 65 over 3 weeks is significant.
Edit: and the fact your HR is high for a low pace indicates you're getting fatigued, as others have said.
@Dammit
@Arducius started
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16 to 65 over 3 weeks is significant.
Edit: and the fact your HR is high for a low pace indicates you're getting fatigued, as others have said.
@Dammit