送交者: HunHunSheng 于 2005-8-10, 14:59:11:
回答: if you aren't a smoker, there is nothing you can do to 由 skipper3 于 2005-8-10, 14:53:02:
1. avoid coming close to smokers
2. Use automatic top-off when filling gas
3. Eat a lot of veggies and fruits (say 9 servings a day)
4. Drink green tea
5. Exercise