Eye problems can indicate an unhealthy lifestyle with subsequent suppression of the immune system.
眼睛问题表明一种不健康的生活方式以及随后免疫系统所受的抑制。
Despite anything the science of medicine may have achieved, the immune system is our main defence against disease.
不管医疗科学已取得了什么样的进步，免疫系统仍是我们抵抗疾病的主要防御手段。
When the immune system "sees" them, it will try to kill them.
当免疫系统“看到”它们时，就会试图杀死它们。
This is evidence that our immune system really doesn't function so well when we age.
这证明我们的免疫系统在我们衰老时确实不能很好地发挥作用。
Scientists who study stress learnt a little stress can make the immune system stronger.
研究压力的科学家们了解到，少量压力可以让免疫系统更强大。
Optimism's benefits for physical health also extend beyond heart health, such as improved immune system function and increased life span.
乐观对身体健康的益处不仅限于心脏健康，还包括改善免疫系统功能和延长寿命。
Macrophages are cells that play a role in the response of the immune system of mice and other mammals to invasive organisms such as bacteria.
巨噬细胞是在小鼠和其他哺乳动物的免疫系统对细菌等侵入性生物的反应中发挥作用的细胞。
Many doctors and researchers believe that loneliness harms the immune system, making us more vulnerable to a range of minor and major illnesses.
许多医生和研究人员认为，孤独会损害免疫系统，使我们更容易患上一系列轻微和重大疾病。
The allergen in jackfruit does not sensitize the immune system, but once birch pollen has done so, the immune system may react to jackfruit too.
菠萝蜜中的过敏原不会使免疫系统敏感，但是一旦桦树花粉刺激了免疫系统，免疫系统也会对菠萝蜜有反应。
For example, social contact can boost the development of the brain and immune system, leading to better health and less chance of depression later in life.
例如，社交可以促进大脑和免疫系统的发育，使人体更健康，并在以后的生活中降低负面情绪出现的几率。
It boosts energy levels and supports the immune system.
它能提高人体精力和增强人体免疫力。
What helps: Managing your stress improves your immune system.
怎么做：善于管理压力，改善免疫系统。
Laughing lowers levels of stress hormones and strengthens the immune system.
笑可降低应激激素水平，并加强免疫系统。
As a pediatrician, I know fever is a signal that the immune system is working well.
作为一名儿科医师，我知道发烧是身体免疫系统运行良好的一个信号。
Changes in the viruses' proteins help it evade identification by the immune system.
这种病毒中的蛋白质的变异有助于它逃过免疫系统的识别。
When I eat this way, I find that my emotional “immune system” is at peak performance.
当我实行这种饮食法时，我发现自己的“情绪免疫系统”表现极佳。
If the virus later shows up for real, the immune system is primed and waiting for it.
如果该病毒之后真的来了，免疫系统就已经做好了准备。
Getting proper sleep — at least 7 to 8 hours per night — will boost your immune system.
充足的睡眠-每天至少睡7至8个小时-将会增强你的免疫系统。
Now a study shows that seeing sick people can even prompt changes in the immune system.
仅仅看到生病的人就会激起我们免疫系统的警钟。
Laughing increases positive endorphins, reduces stress and strengthens the immune system.
大笑可以提高内啡肽水平、减少压力、强化免疫系统。
The reason is that we all have a secret weapon against bad moods: a psychological immune system.
那是因为我们都有一个对付坏心情的秘密武器：心理免疫系统。
So susceptibility to cold symptoms is not a sign of a weakened immune system, but quite the opposite.
因此，易受感冒症状的影响并不是免疫系统虚弱的一种迹象，情况刚好相反。
Consequently, researchers conclude that having an active social life probably helps strengthen the immune system.
于是研究者得出结论，拥有积极的社会生活可能能够帮助加强免疫系统。
The technique is appealing because it uses a patient's own cells, which would not be rejected by the immune system.
这项技术之所以这么受关注，是因为它使用的是患者自己的细胞，不会引起免疫系统的排异反应。
"Staying positive is really important, right down to the effect it has on your immune system," Dr. Lyubomirsky says.
“保持积极向上的心态是十分重要的，它还对你的免疫系统有莫大的益处。”Lyubomirsky医生补充。
The amino acids in protein can also stimulate the immune system, making you more resistant to colds and other infections.
蛋白质中的氨基酸还能增强免疫系统，使你对感冒和其他感染有更强抵抗力。
Rage is not good for your health: it elevates blood pressure, places stress on the heart and suppresses the immune system.
愤怒无益于你的健康：它使血压升高，增加心脏负担同时抑制免疫系统。
If that were easy to do, skeptics say, the immune system would have figured it out and people would have lasting protection.
怀疑者说，如果不费力就能做到这一点，免疫系统早该知道怎么做了，人们也早就得到永久的免疫力了。
If that were easy to do, skeptics say, the immune system would have figured it out and people would have lasting protection.
怀疑者说，如果不费力就能做到这一点，免疫系统早该知道怎么做了，人们也早就得到永久的免疫力了。
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