It´s a good plan to draw every day.
Here is some advice.
Make a plan like this:
Monday
10x 30 seconds gesture drawing 30 seconds
facial features: eyes
body: head
pose: standing
Tuesday
10x30 seconds gesture drawing 30 seconds
facial feature: nose
body: collar bones, neck
pose: sitting
and so on. It helps a lot to have a plan and you will improve fast