The context of the following conversation is Riley was having issues with their health, so Riley started hiking.:
Riley says Since I have started hiking I have started feeling a lot more energetic..
The friend responds Really? I would think it would wear you down..
Riley responds No actually it has made me feel really great!.
The friend responds Wow I had no idea. Maybe I need to start exercising more also..
Riley responds I would really recommend it. I have never felt so good..
The friend responds Let me know when you are going to take your next hike and I will join you!.