Even though the holidays are in, don't forget about the exercise. Keeping weight off during the holiday season is burning off the extra calories. You should plan a walk after meals, park farther from stores when you shop, and take a few walks around the mall before you begin shopping. During holiday parties and at family dinners, feel free to sample foods although you shouldn't splurge. You can also try putting some broccoli and cauliflower in the microwave for steamed vegetables. There are always healthy cereals and plenty of fresh fruit available in dining halls as well. Always remember that eating healthy isn't just about avoiding greasy foods. Eating healthy involves getting a balanced diet and getting the right nutrients and vitamins to keep your body in peak performance - or at least awake during your classes. To have an adequate intake of B12, vegans should reguarly consume vitamin B12 supplements or foods, which contain vitamin B12, such as soy products or milk. For calcium, vegans can rely on orange juice or soy milk, as they are fortified with calcium. Beans and leafy green vegetables will also contain some calcium as well. A majority of people can bring their fat intakes down to a healthy range by making a few adjustments in the way they shop, cook, and prepare the foods they eat. Now days, it's getting easier and easier to control the amount of fat you consume. The fat content of foods are now available through the nutrition label and through brochures distributed by food companies and even fast food restaurants. You should try to eat as many foods as possible from the bottom of the food pyramid. If you gain weight too slow, try eating small meals and slightly increase the fat in your diet. You should always eat when you are hungry, as you are now eating for 2 instead of one. Calcium By the second trimester, you'll need around 1,500 milligrams of calcium each day for your bones and your baby', which is more than a quart of milk. Once you arrive at your hotel, you should do yourself a favor and turn the minibar key down - as this helps to avoid the temptation. If your hotel offers a continental breakfast, stick to fruits, cereals, and proteins. If your hotel has a stove or microwave, consider bringing your own healthy food with you.