| 100% | CORE | 4 | What sit-ups and crunches exercise |
| 59% | TAKE | 4 | Sit up and ___ notice |
| 59% | NOTICE | 6 | Sit up and take ___ |
| 55% | BEGS | 4 | Sits up and asks for table scraps, say |
| 54% | KNEEBENDS | 9 | Ups and downs of exercise? |
| 50% | ABS | 3 | Muscles worked by crunches and sit-ups |
| 49% | HILL | 4 | What Jack and Jill went up |
| 49% | ABS | 3 | What sit-ups tone |
| 49% | ABS | 3 | What sit-ups build |
| 49% | ABS | 3 | What sit-ups strengthen |
| 49% | ABS | 3 | What sit-ups work |
| 47% | PAIL | 4 | What Jack and Jill took up the hill |
| 47% | PAIL | 4 | What Jack and Jill carried up the hill |
| 47% | YRS | 3 | What mos. and mos. add up to |
| 45% | CORE | 4 | What planks, Russian twists and mountain climbers help to exercise |
| 45% | HILL | 4 | What Jack and Jill went up, in a nursery rhyme |
| 45% | GOODBYEMRHIPS | 13 | Diet and exercise book for the upper legs? |
| 44% | FATJOE | 6 | What's Luv and All the Way Up rapper |
| 44% | ARECIPEFORDISASTER | 18 | What 27-, 39-, 56-, 66-, 79- and 96-Across together make up? |
| 43% | WELLNESS | 8 | What a balanced diet, exercise, and therapy can promote |
| 43% | ABS | 3 | Sit-ups or crunches target, briefly |
| 43% | ABS | 3 | What an L-sit helps exercise |
| 43% | DIDDLYSQUAT | 11 | What the exercise regimen in 17-, 25-, 37- and 51-Across is worth? |
| 42% | ASCENT | 6 | What's on the up and up? |
| 42% | SWEAR | 5 | What one may do up and down |
| 42% | SAMANTHABEE | 11 | Comedian who wrote "Cracking Up" and "I Know I Am, but What Are You?" |
| 42% | YOGA | 4 | An Eastern discipline and exercise in which you might sit cross-legged |
| 42% | LONGDIVISION | 12 | Arithmetic exercise ... or what literally occurs in 20-, 33- and 40-Across? |
| 41% | ABDOMINAL | 9 | Sit-ups are exercises that work these muscles |
| 41% | SHAFT | 5 | What an elevator moves up and down in |