原文开头
Your brain check-up In our efforts to keep our brains healthy, how do we know what is working? Helen Thomson looks into what the latest tests can tell us I T SHOULDN’T have been difficult: 72 x 72. From the back seat, my daughter, newly confident in mental maths, wanted to check her answer. Whether it was because it was the end of the day, I was trying to park or something else, I stalled, cognitively speaking. Normally, that sum wouldn’t faze me. Lately, though, I have had the sense that my brain isn’t firing on all cylinders. It’s not just maths, but a general sluggishness. This matters to me. …
摘自《新科学家》(New Scientist)第3603期 · 2026年7月11日,Helen Thomson。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。