They can be. A common error I see many vegetarians making is eating too many refined carbohydrates, too little protein and too few actual fruits and vegetables.
Never, poultry is not vegetarian.
You can find information on vegetarian diets online and at your local library. Sites such as about will give you all the information you need to start a vegetarian diet.
There are many vegetarian diet plans that are safe and 100% nutritionally complete. Even the most complete of diets can benefit from the use of a daily multi-vitamin.
Some vegetarian diets include the Vegan diet. I believe they eat special types of food and no meat as vegetarians do. You can also find more on the computer.
Vegetarian
Yes there are in fact some diet plans for vegetarians. They are special diets catered to vegetarians and there are some popular diets you can edit to work for a vegetarian.
The Walking Stick is a vegetarian and diets on leaves.
The term vegetarian was coined in 1847 by the founders of the Vegetarian Society of Great Britain, but vegetarianism has been around as long as people have created diets.
Some of the most popular diets out there has to be the zone and Atkins diet were carbohydrates are and the vegetarian and vegan diets were no animal products are allowed for consumption.
No, you can be a lacto-ovo vegetarian and still eat unbalanced and unhealthy! Or you can eat balanced and healthy!
The mayoclinic has great ideas for starting your change in diet to vegetarian. Also the NHS pages have quick guides to meals for both vegetarian and vegan diets.
Yes, if done right--it is healthier than carnivorous diets.