As you become more active, you'll need more food, but not just any food—you need healthy, energy-laden food that will jump-start the next phase of your day, not weigh it down. Learn how to eat healthfully and drink more water.  Switch to whole grains. It's healthy and delicious. It might not be what you're used to, but you'll enjoy the richer, nuttier flavors. If you don't want to switch entirely to whole grain, try to make half of the grains you eat whole grain. Who knows—you may find that you like whole grain more and more each day.  Cut out unhealthy snacks and replace them with fruits and vegetables. The high fiber and water content will make you feel full, and the high vitamin and mineral content will nourish and transform your body naturally. Try to make meals that are half fruits and half veggies. Eat lean protein foods. Try to buy meat that is lean (which means that it has a lower fat percentage). Eat beans, eggs, and seeds to boost your protein intake without the fat that comes with meat. Eat seafood at least once a week. Seafood contains protein as well as omega-3 fatty acids (which is the heart-healthy kind of fat).  Cut back on solid fats. These include items made with butter or shortening such as cookies, cakes, and other desserts. They are also found in processed meat like sausage and bacon, as well as in ice cream and pizza. Solid fat is the kind that results in you hitting the gym a lot more.  Eat foods with a low glycemic index. These are foods that take longer for your body to digest and convert into energy, so you will feel fuller throughout the day with a smaller number of calories. Moreover, you avoid the "sugar rush" that comes as a result of eating foods with a high glycemic index, getting a nice boost of sustained energy throughout the day instead. This will keep you uplifted whether you're doing work or exercising. Purchase the healthy fruits, vegetables, whole grains, soups etc. that you want yourself to eat, and keep the junk out of your cupboards so you won't be tempted. It's not...

How would you rephrase that briefly using Vietnamese?
Cung cấp năng lượng cơ thể cần. Trữ thực phẩm lành mạnh trong nhà. Uống 1,5~2 lít nước mỗi ngày. Để cơ thể nghỉ ngơi. Kiểm tra sức khỏe.