For the first mile or so of my runs, I feel tired and out of breath, and my heart rate is high. Then, I feel like I could run forever. Is this normal? —Stephen Manning, Janesville, IA
Although I’ve been an outdoor person in the past, I’ve become somewhat of a couch potato. Recently I picked up Trail Runner magazine and thought, “Why not?” But how can I convince my husband this would be a great thing to do together? —Lois Hancock, Lancaster, MA
I am new to trail running and currently run three miles on roads to nearby trails then three miles on trails and back. I want to train for at least a 30K, and wonder if walking is allowed. —Troy Brandes, Warrensburg, MO