The best exercise against a double chin
A double chin.
It is often assumed that it affects only the slightly heavier people.
But nothing is further true, very slim people can also be bothered.
It's an area that just very few people think about until they get into trouble with it.
There is a good practice for this problem, as the video below shows.

then €5.99/month after 14 days
Start your 14-day free trial now to publish your sponsored content. Cancel anytime.