Too much or too little fat, protine or carbohydrate can create health problems. It is recommended by experts to take right amount of nutrients. Wrong intake can put you at rist of diabetes, heart disease and obesity.

How much fat should you aim for?

Calories/Day       Grams of Fat/Day       Fat/Day
Women
19-74 Yrs.       18000-20000       40 to 75 grams       8-15 tsp

Health

Vegetarians are at lower risk for heart disease, diabetes, high blood pressure, stroke, obesity, and many types of cancers.
Is that enough reasons for switching to vegetarians?

If not here is more

Antibiotics for medical use are becoming ineffective because excessive use of antibiotics, especially in the meat industry, creates super bugs that are resistant to all known antibiotics. It is predicted that we are about to embark upon an era in which antibiotics are useless.

Environment