Redheads may actually have another trait that makes them stand out - sensitivity to pain, specialists reported.

专家指出红头发的人也许还有一个使他们卓然于群的特征——敏锐的痛感。

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But a new study suggests a surprising benefit of 30-minute snoozes on the sleep-deprived: less sensitivity to pain.

但一项新的研究表明，睡眠不足的情况下打盹30分钟会有令人惊讶的好处：对疼痛不那么敏感。

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The MC1R gene belongs to a family of receptors that include pain receptors in the brain, and as a result, a mutation in the gene appears to influence the body's sensitivity to pain.

MC1R基因属于包括脑部疼痛受体在内的受体家族，可想而知该基因的变异也会对身体疼痛敏感性产生影响。

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Symptoms of fungal meningitis can include headache, fever, nausea, stiff neck, new weakness or numbness anywhere in the body, slurred speech, pain or swelling at the injection site and sensitivity to light, according to the CDC.

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