How often should repellent be re-applied?

For best results, follow the directions on the product you are using. Sweating, perspiration or getting wet may mean that you need to re-apply more frequently. Repellents containing a higher concentration of active ingredient generally provide longer-lasting protection.

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1. Why should I use insect repellent?
2. How does insect repellent work?
3. Are non-DEET repellents effective?
4. Which repellent should I use?
5. When should I use insect repellent?
6. How often should repellent be re-applied?
7. Should I wear repellent while indoors?
8. Are insect repellents safe for me and my family?
9. What are some considerations to follow when using insect repellent products?
10. How should insect repellent products be used on children?
11. Are there risks to using insect repellents?
12. Are insect repellents safe for pregnant or nursing women?
13. Where can I get more information about repellents?