随着年龄的增加，从食物中吸收维他命b 12变得更加困难，B12的严重不足会使你看起来像是患有老年痴呆症。
It gets harder to absorb vitamin B12 from food as you age, and a serious deficiency can look a lot like Alzheimer's disease.
如果你是普通人，随着年龄的增长，体重也会增加，这时候你的世界就会变小。
If you are like many people, over the years that you've gained weight, your world has gotten a bit smaller.
随着你的年龄增加，大脑中有的区域变得低灌注，并且人们相信这与痴呆和低的认知有关。
There are areas in the brain that become poorly perfused as you age, and that's believed to be associated with dementia and poor cognition.
应用推荐