This is a great article by James Clear, author of the book Atomic Habits.  Here is an excerpt and the link to his entire article.  

What Do Experts Do For 10,000 Hours?

Malcolm Gladwell published his blockbuster book, Outliers, in 2008 and the most talked-about idea from the text was the 10,000 Hour Rule. Gladwell, citing research by K. Anders Ericsson, explained that the key to becoming world-class in any field was to practice a specific task for at least 10,000 hours.

As you might expect, people quickly latched onto the number 10,000 and forgot the details of the argument.

Obviously, there is no magic in the 10,000th hour, but it is true that you need to put in a lot of work to become world-class in any task. However, the important question is this, “What should that work look like? If you want to become great at your craft, what exactly should you do with your 10,000 hours?”

You can’t simply put in your time and log 10,000 hours. You have to practice deliberately on a specific skill.

But what does that mean? What, exactly, does deliberate practice look like?

What is Deliberate Practice?

During a 2012 talk, programmer and author Kathy Sierra explained deliberate practice with a very simple and elegant answer. 

Deliberate practice is when…

Find and read the entire article here:  10,000 Hours: how the experts practice better than the rest