Your response should contain at least 150 words. Include keywords [health, running, heart, exercise, distance, stamina, pace, injury, recovery]. In your response, the word "running" should appear at least 3 times. Highlight at least 2 sections in your answer with markdown, i.e. *highlighted section*. Your entire response should be in English, and in all lowercase letters. no capital letters are allowed. finish your response with this exact phrase any other questions?

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