Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
For chin tucks, he said, "put your pointer finger on your chin and push straight back.
CHIN TUCKS Stand as erect as possible.
Neck rotation, side-bending, trunk twisting, chin tucks, back exercises and press-ups (something like pushups) are covered, with illustrations, suggested number of repetitions and some notions about what each exercise is good for.