Health & nutrition are important facts to think about when you decide to become a vegetarian or a vegan. The reason for this is that if you basically just leave animal protein from your plate, you are in higher risk at developing malnutrition related issues and health problems than a person who researches well how to start vegetarian/vegan diet and replaces animal based food with plant based food in a right way.
What is the difference between vegetarians & vegans?
The difference between vegetarians and vegans is that vegetarians do eat dairy & eggs, but vegans say no to all things that basically are from animals, so no honey and no gelatin is allowed in their diet.
What do vegetarians & vegans usually eat?
Vegetarians follow a pretty similar diet than meat eaters but they do not eat meat, chicken or fish. Vegans leave all the meat, chicken, fish and dairy, cheese, honey, gelating etc. out of their plate.
Useful sources to find more information about vegetarianism & veganism: