Since then, mirth has been shown to reduce stress and even boost immunity.

从那以后，人们注意到欢笑能减少压力，甚至能增强免疫力。

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Other Benefits: lowering blood pressure, boost immunity, ease muscle tension.

其他优点：降低血压、提高免疫力、缓解肌肉紧张。

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As for the claims to boost immunity, there is no evidence to whether it fights off the flu.

至于对提高免疫力的说法，也没有证据表明其是否能击退流感。

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The foods promise to boost immunity, protect your heart and digestive system or help you sleep.

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The Sabin vaccine actually helped boost immunity in communities beyond the individual because people shed the weakened virus in their feces.

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KonaRed, a company located on the island paradise of Hawaii, is investigating juice made from the fruit of the coffee plant which contains three antioxidant compounds that might fight inflammation and boost immunity.

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