Around 8 percent of the world’s populations has a gene variant called ALDH2*2 that impairs the body’s ability to break down alcohol and causes unpleasant symptoms such as flushing soon after people drink. Now, researchers have shown why this change also raises the risk of heart disease. ...
A. the constant changing of H5N1 may enable it to mix with the human flu virus B. the symptoms(症状)of bird flu are just like human flu, making it hard to discover C. there are at least 15 different types of bird flu virus
It takes a lot of personal, mental discipline to train yourself to have lucid dreams. There are many techniques involved in learning this skill. We will discuss them in detail in this website. Be warned, inducing lucid dreaming often, may prevent you from getting the natural lucid dreams tha...
Mr. Pontellier was too well familiar with fever symptoms to be mistaken. He assured her the child was burning with fever at that moment in the next room. He reproached his wife with her inattention, her habitual neglect of the children. If it was not a mother's place to look after ...