人类的大脑像肌肉一样，需要不断地使用，才能变得更灵活，从而降低患智力退化类疾病的几率。现在，互联网上有各种宣称能帮助促进大脑功能的游戏。但一项新的报告表明，智力开发类游戏的效果实际不如我们预期的那样高。本集《随身英语》探讨哪些日常 ...

Our brain is made up of 86 billion neurons – or nerve cells – but as we get older some of these slowly die off. In extreme cases, nerve cells in different areas of the brain become damaged and ...