The more often you write, the more you train your writing muscle.
Writing is no less than exercising and if you want to get in shape "write everyday".
Keep writing till you reach your goal.
Make the time, make it a habit.
Make the time to polish your craft and learn each aspect of writing.
Workout your writing muscles.
You can start by:
1. Writing letters to your younger self
2. Writing Long Lists of Writing Prompts for Multiple Genres
3. Writing about what your favourite TV or film character is doing today?
4. Writing about one activity that you do every day.
5. Writing flash fiction - short stories of 500 words.
6. Writing advertisements.
These are just some of the many exercises you can try to practice and improve your writing skills every day.