I got a group of 5 or so friends looking at me like I just came out of a spaceship when I told them me and my wife go for walks almost every evening for 30-60 m

I got a group of 5 or so friends looking at me like I just came out of a spaceship when I told them me and my wife go for walks almost every evening for 30-60 min... walking for the sake of walking was truly alien to them.