Post-viral coughs: Thecommon coldandinfluenza (flu)can cause a chronic post-viral cough. This differs from a cough that arises from acute symptoms likepostnasal dripor sore throat. Instead, it is due to inflammatory damage to the airways caused by the viral infection. Croup: This is an infe...
What Is a Dry Cough? More Our lungs are in constant contact with the outside world, and dust, microbes, pollen and other contaminants from the environment can easily enter and cause disease or irritation. But when such items do enter the lungs, that often triggers coughing, a reflex that...
He has a fever, aching muscles and hacking cough. (hacking = constant) (他有发烧,筋骨酸痛和常常咳嗽。) He coughed with sputum and feeling of malaise. (malaise = debility) (他咳嗽有浓痰,而且觉得很虚弱。) He gets a cold with a deep hacking cough. (他伤风咳嗽。) He has a headache, ...
There are so many things that can cause an upset stomach, but if this is something that is constant and does not go away, I would have a doctor check it out. If someone has a chronic upset stomach, you should know what is causing it. Stress does play a big part in having an ups...
I don't have asthma or an infection but I get a dry tickly cough often. It happens mostly after a meal. All I feel is an irritation in my throat and then I will dry cough for the next fifteen or twenty minutes. Drinking water helps most of the time, but it can make it worse to...
The cause may be unknown, or it may be caused by any of the following:Conditions that affect the bones, joints, or cartilage of the chest wall, such as arthritis or costochondritis Strain or injury of the chest wall muscles caused by a severe cough or intense physical activity Fracture of...
Here's one for John. John is twelve years old. He had a bad cold and coughed day and night. He went to see a doctor. The doctor gave him some cough medicine. Please read the following instructions and see if you can understand them. ...
海洋中珊瑚的美丽颜色来自于其体内与之共生的藻类生物，其中虫黄藻是最重要的一类单细胞海藻。二者各取所需，相互提供食物。全球气候变暖造成的海水升温导致虫黄藻等藻类大量死亡，进而造成珊瑚本身死亡，引发白化现象。然而研究发现，珊瑚能通过选择耐热的其他藻类生物等途径，来应对气候变暖带来的挑战。 以下哪项如果为...
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After learning quantum meditation, those who use it regularly tout the ability to be able to enter in and out of a state of super-consciousness at will, with very little effort. In doing so, they report a constant state of inner calm and a connection to others that brings about a sense...