Most of us would agree that we want to be as healthy as we can. Thanks to a steady barrage of commentary by talking heads on television and articles by "experts" in weekend editions of newspapers and magazines, most of us are aware that enjoying good health has a lot to do with specific habits of nutrition

While some fitness enthusiasts relentlessly seek out the latest, trendiest exercise crazes, many others are returning to good, old-fashioned walking to help them feel great and get into shape. Whether enjoying the wonder of nature, or simply the company of a friend, walking can be a healthy, invigorating