1. You should exercise more / less to keep in shape.
2. It is recommended to eat more / less junk food to get slimmer.
3. Vegetables are healthier / less healthy than sugary food.
4. Water is better / worse than sodas for good health.
5. You burn more / fewer calories when you jog than when you sit at your computer.
6. Dairy products are more / less important than fatty food.