This is the 1082nd most frequent Arabic word.
اليومية
"اليومية" means "daily routine" or "daily journal."
Here, 'اليومية' refers to something done on a daily basis, modifying 'الأخبار' to specify it's the daily news.
أقرأ الأخبار اليومية كل صباح.
I read the daily news every morning.
In this sentence, 'اليومية' characterizes 'التمارين' to indicate the frequency as daily.
التمارين اليومية تزيد من نشاط الجسم.
Daily exercises increase the body's activity.
The term 'اليومية' is used here to describe 'المفكرة', signifying that it is used or written in every day.