Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单
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Symptoms of Hay fever症状花粉症
Hay fever symptoms vary in severity and some people find their symptoms are worse some years than others.花粉症的症状各有不同，严重程度和有些人觉得他们的症状是更糟的一些年比别人。 Symptoms also start at different times of year depending on the type of pollen you’re allergic to.症状也开始在不同时间，今年的类型而花粉youâ € ™重新过敏。 In general, the symptoms of hay fever are:在一般的症状花粉症是：
- frequent sneezing;经常打喷嚏;
- runny or blocked nose;流或阻塞鼻;
- itchy or watery eyes;发痒或水的眼睛;
- an itchy throat, mouth and ears;一发痒的喉咙，口腔和耳朵;
Less commonly, you may have:较少，您可能有：
- loss of smell;损失的嗅觉;
- face pain (caused by blocked sinuses);面对疼痛（所造成的阻塞鼻窦） ;
- sweats; and汗水;
- headaches.头痛。
If you have asthma, you may find that your asthma symptoms, such as wheezing and breathlessness, get worse when you have hay fever as well.如果你有哮喘，您可能发现您的哮喘症状，如喘鸣及呼吸困难，更糟时，你有花粉症，以及。 Sometimes asthma symptoms only occur during the hay fever season.有时哮喘症状只发生在花粉症季节。
Pollen count: 花粉计数：
Hay fever symptoms are likely to be worse if the pollen count is high.花粉症的症状很可能会更糟，如果花粉计数高。 The pollen count is the number of pollen grains found in each cubic metre of air.花粉计数的数目花粉粒发现，在每立方米的空气。 This isn’t determined simply by how many flowers are around, but also by the weather.这isnâ € ™吨决心，只要有多少鲜花围绕，但同时也受天气。 The amount of sunshine, rain or wind there is affects how much pollen plants release.数额的阳光，雨水或风有多大影响植物的花粉释放。
During the pollen season, plants release pollen early in the morning.在花粉季节，植物释放的花粉早在上午。 On a sunny day, as the day gets warmer and more flowers open, pollen levels may rise, and the pollen is carried high up into the air.在一个阳光灿烂的一天，一天得到温暖和更开放的花，花粉水平可能上升，和花粉进行了高到空气中。 The pollen count is therefore highest in the early evening, and it’sa good idea to avoid going outdoors at this time.花粉计数，因此最高，在早期晚上， itâ € ™ SA服务好主意，以避免前往户外在这个时候。
On humid and windy days, pollen spreads easily.对潮湿及大风天，花粉传播很容易。 On rainy days, pollen may be cleared from the air causing levels to fall.在雨天，花粉，可清除从空气中造成水平下降。
