There is a bitter irony in the history of tobacco. Jean Nicot, the man who helped introduce tobacco to Europe, gave his name to nicotine, the very substance that would later trap millions of people in addiction. What was once marketed as a plant of healing has become one of the world’s most lethal »»»

Generally, men have a shorter lifespan compared to women, and this has been the case since birth. Science refers to this as the gender-based life expectancy gap. However, what is intriguing is not just what happens, but why it occurs. The answers lie in the X chromosome, as well as sexual selection»»»

Alzheimer’s disease is one of the most feared memory disorders, affecting millions of people around the world, slowly damaging memory, thinking, and behavior. It is the most common type of dementia, a general term for memory loss and cognitive decline. According to the World Health Organization, mo»»»

by Xinhua Writer Zhao Jinzheng and Cao Bin HEFEI, Feb. 3 (Xinhua) -- Guo Jinchuan, 21, spent much of his spare time last year ghost-writing the memoir of a 75-year-old doctor, a project he found both challenging and deeply rewarding. The opening lines of the book speak volumes on the value of the s»»»