Lycopene-rich foods also have been shown to decrease symptoms of wheezing, asthma and shortness of breath in people when they exercise.
Canned and cooked tomatoes have been shown to contain more lycopene than fresh, so go crazy with the ketchup, salsa and marinara sauce.
- Red Bell Pepper
The reds pack twice the vitamin C and nine times as much vitamin A as their green relatives. They've been shown to aid in the fight against everything from asthma to cancer to cataracts.
Guava is packed with vitamins A and C. It also contains heart-healthy omega-3 fatty acids and belly-filling fiber.
This summertime favorite is also a big provider of vitamins A and C, which help to neutralize cancer-causing free radicals.
- Pink Grapefruit
This contains one of the highest concentrations of antioxidants in the produce aisle.