Usage patterns
普段の〈事〉one's usual ~ (life, appearance, etc.)
My usual daily life is so busy that I have no time to rest.
普段は〈動詞〉usually (do something)
I usually commute by train.
普段より〈形容詞〉more ~ than usual
It's colder than usual today.
Expressions
普段からon a routine basis; regularly; habitually