I'd really do no more than 3 k in one go.
To avoid damage/injury?
When I’ve run previously it’s been because I didn’t have time for a 2hr+ bike ride but I wanted a good workout. I dunno if 3k would give me that. Maybe if I just went flat stick for 3k?
@Chalfie started
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I'd really do no more than 3 k in one go.