1Forgetfulness—the tendency to forget things; can be caused by age, fatigue, or illness.
最近物忘れがひどくて、さっきの約束を忘れてしまった。
Lately my forgetfulness has been bad, and I forgot the appointment from a moment ago.
年を取ると物忘れが増える人もいるが、気になる場合は医者に相談しよう。
Some people experience increased forgetfulness as they age, but if it's worrying, consult a doctor.
睡眠不足が続くと物忘れがひどくなることがある。
Continued lack of sleep can worsen forgetfulness.