Body weight ab workout. This is the best fitness channel on Youtube by a country mile by the way.
For me they do. Especially lower abs. But people are different. What works for me might not work (as good) for you.
To get the most out of your chin up your legs should be straight so when you pull up your body is on a slight slant like so /.. You don't want your body to be completely perpendicular to the ground on a chin/pull up...chins/pull ups with this form will definitely work your abs and it's better in developing your back.
https://kat.cr/building-the-gymnastic-body-the-science-of-gymnastics-strength-training-t6912342.html
https://kat.cr/low-steven-overcomin...nastics-and-bodyweight-strength-t9648147.html
These two books. Best things out there for bodyweight strength exercises, especially considering the progression they detail to take you from beginner bodyweight strength, into more advanced bodyweight strength exercises like the Planche, Manna, Front Lever, etc.
https://kat.cr/low-steven-overcomin...nastics-and-bodyweight-strength-t9648147.html
These two books. Best things out there for bodyweight strength exercises, especially considering the progression they detail to take you from beginner bodyweight strength, into more advanced bodyweight strength exercises like the Planche, Manna, Front Lever, etc.
Toe to bar/ring is one amazing core workout.
