Foer: Doctor, can you help resolve a question that has emerged in my household today? My family was talking about going on a hike or walk with another family. I

Foer: Doctor, can you help resolve a question that has emerged in my household today? My family was talking about going on a hike or walk with another family. Is there a way to do that safely, or should that all just be shut down right now? Horn: I think outdoor space … I think being outside will be really crucial through this period of time—getting fresh air, getting exercise. I think that even in that context, I would advise that people still try to stay three to six feet away from each other, and certainly don’t do an activity like that if they have even a mild cough or cold.