You can still start the 'Great Lock In' to achieve health goals by the end of the year

CNN —

Who says you have to wait until the new year to make a resolution or change in habits?

The latest social media trend on TikTok and Instagram, dubbed the "Great Lock In," kicked off September 1 and is all about finishing out the year strong by becoming laser-focused on a personal goal now.

That goal could be financial, health-related, a possible big move or something else entirely.

And if tightening up your fitness or wellness regime before the holidays is on your to-do list, experts say it's not too late to start.

The phrase Great Lock In is a nod to Gen Z slang, which uses the term "lock in" or "locked in" to indicate certainty or commitment to whatever the cause may be.

For Hannah M. Le, 27, seeing the trend go viral on TikTok was the impetus for deciding to increase her ca