may be many things, but they are not lonely. A Gallup poll conducted in 1985 for American Health magazine found that nearly nine million Americans call themselves . In addition, another 40 million adults are eating less meat and more plant foods than in the past. Similarly, a recent consumer study carried out by the National Restaurant Association found that customers are ordering fewer meat dishes and more salads, fresh fruits, and fruit juices than they used to. The number of vegetarian restaurants is also increasing. The "Essential Guide" ....