| Date | Grid | Clue | Author |
| Sun Dec 10, 2023 | 95D | Obliques, e.g. (2) | Zachary David Levy and Jeff Chen |
| Sat Oct 28, 2023 | 49D | Twists are good for them | Ryan McCarty |
| Tue Aug 1, 2023 | 1D | Crunch muscles, for short | Kathryn Ladner |
| Fri Jul 21, 2023 | 9D | Core group (3) | Robyn Weintraub |
| Sun Jun 4, 2023 | 29A | Core group (3) | Rafael Musa |
| Fri Jun 2, 2023 | 36A | Targets for crunches, informally | John Ewbank |
| Mon May 29, 2023 | 30A | Six-pack units, in brief | Katie Hale and Zachary David Levy |
| Tue May 16, 2023 | 1A | "Ripped" muscles | Katherine Baicker and Adam Wagner |
| Fri May 5, 2023 | 33A | Muscles that stretch during pregnancy | Jacob McDermott |
| Sun Mar 12, 2023 | 86A | "Washboard" features | David Tuffs |
| Sun Feb 19, 2023 | 9D | Muscles targeted by planks | Rebecca Goldstein |
| Tue Feb 14, 2023 | 7D | Plank targets (2) | Ella Dershowitz |
| Wed Jan 11, 2023 | 13D | Muscles tightened by planking, in brief | Victor Barocas |
| Thu Jan 5, 2023 | 20A | Pilates target | Emily Carroll |
| Mon Dec 19, 2022 | 71A | "Washboard" muscles, informally | Jennifer Nutt |
| Fri Oct 14, 2022 | 24D | They get harder the more you work out | David Steinberg |
| Sat Sep 10, 2022 | 28D | Midsection, in brief | Kameron Austin Collins |
| Mon Aug 1, 2022 | 25D | Situps tighten them (2) | Garrett Chalfin |
| Wed Jun 22, 2022 | 31D | They can be sculpted and chiseled | Kate Hawkins |
| Thu Jun 16, 2022 | 25A | Core assets? | Parker Higgins and Ross Trudeau |
| Tue Jun 7, 2022 | 9D | Six-pack contents | Carly Schuna |
| Sun Feb 13, 2022 | 38A | Plank targets (2) | David Steinberg |
| Thu Oct 28, 2021 | 23A | Core group (3) | Alan Massengill |
| Wed Sep 1, 2021 | 4A | Midsection section, informally | Sean Yamada-Hunter |
| Thu Aug 19, 2021 | 63D | They're used in a crunch | Oliver Roeder |
| Tue Aug 3, 2021 | 6D | Body parts sometimes compared to steel | Trip Payne |
| Wed May 26, 2021 | 6D | Prominent features on firefighter calendars | Will Nediger |
| Sat May 1, 2021 | 36D | Focus of middle management? (2) | Ryan McCarty |
| Sat Apr 17, 2021 | 11D | Targets of leg raises, informally | Leslie Rogers |
| Thu Jan 14, 2021 | 29A | Core features | Aimee Lucido and Ella Dershowitz |
| Mon Dec 14, 2020 | 50A | Parts of the body that are "crunched" | Jessie Bullock and Ross Trudeau |
| Thu Oct 8, 2020 | 1D | Core components, for short | Francesca Goldston and Jeff Chen |
| Wed Aug 12, 2020 | 23A | Auto safety feature preventing skidding, for short | Adesina O. Koiki |
| Mon Aug 3, 2020 | 6A | Muscles that get "crunched" in crunches | Eric Bornstein |
| Mon Jun 22, 2020 | 38A | Core muscles, in brief | Sid Sivakumar |
| Fri Jun 5, 2020 | 29A | Focus for a core workout | John Wrenholt |
| Wed May 13, 2020 | 33D | Ones feeling the crunch? | Benjamin Kramer |
| Mon May 11, 2020 | 56A | Muscles that are targets of planking, informally | Ross Trudeau |
| Fri May 8, 2020 | 4D | Gymgoer's pride | Daniel Larsen |
| Tue May 5, 2020 | 9D | "Six-pack" muscles (5) | Lee Taylor |
| Sat Feb 29, 2020 | 50D | Core part, informally | Andrew J. Ries |
| Tue Dec 3, 2019 | 49A | "Six-pack" muscles (5) | Ed Sessa |
| Tue Oct 1, 2019 | 57D | Crunches work them (2) | Erik Agard |
| Mon Sep 2, 2019 | 30D | Muscles strengthened by belly dancing, for short | Zhouqin Burnikel |
| Tue Jul 16, 2019 | 52D | Targets of plank exercises | Ross Trudeau |
| Mon Jun 3, 2019 | 4D | Midsection muscles, briefly | Lynn Lempel |
| Tue Feb 19, 2019 | 31D | Midriff muscles, for short (2) | David Alfred Bywaters |
| Tue Dec 4, 2018 | 1D | "Washboard" muscles (2) | Peter Gordon |
| Sun Oct 28, 2018 | 7D | Midriff muscles, for short (2) | Erik Agard |
| Tue Sep 25, 2018 | 10D | Muscles in sit-ups, informally | Ross Trudeau |
| Mon Sep 10, 2018 | 6A | Part of the body that crunches work | Jacob Stulberg |
| Wed Aug 15, 2018 | 18D | Muscles used in a Russian twist, for short | Kathy Wienberg |
| Wed Jun 27, 2018 | 30D | Core muscles | Ned White |
| Thu Jun 14, 2018 | 5A | Some six-packs | Joe Krozel |
| Wed Apr 11, 2018 | 1A | Tummy muscles (11) | Keiran King |
| Tue Apr 3, 2018 | 51A | "Six-pack" | Damon Gulczynski |
| Sun Jan 28, 2018 | 112A | Auto safety feature to prevent skidding, for short | Priscilla Clark and Jeff Chen |
| Sun Dec 17, 2017 | 16A | Things that people like to have ripped? | Andrew J. Ries |
| Mon Aug 14, 2017 | 35D | Torso muscles, briefly | Rich Proulx |
| Thu Apr 27, 2017 | 33A | Core parts | Todd Gross |
| Mon Feb 13, 2017 | 59D | "Six-pack" muscles (5) | Brent Sverdloff and Michael Blake |
| Wed Jan 4, 2017 | 35A | Target of crunches | Samuel A. Donaldson |
| Thu Dec 15, 2016 | 47A | Chippendales dancers have nice ones | Jacob Stulberg |
| Sun Jul 24, 2016 | 81A | The pack in a six-pack (2) | David Steinberg |
| Thu May 19, 2016 | 9D | Obliques, e.g. (2) | Morton J. Mendelson |
| Wed Feb 24, 2016 | 40A | "Six-pack" muscles (5) | Ruth Bloomfield Margolin |
| Sun Feb 14, 2016 | 111A | The pack in a six-pack (2) | Mary Lou Guizzo |
| Fri Dec 18, 2015 | 56D | Core components | Andrew Zhou |
| Sat Oct 31, 2015 | 37A | Planks work them | Peter Wentz |
| Tue Jul 21, 2015 | 1A | Muscles that may be sculpted, informally | David Phillips |
| Mon Jul 20, 2015 | 61D | Muscles that are crunched (2) | John Westwig |
| Tue Jun 30, 2015 | 21A | Toning targets, for short | Susan Gelfand |
| Thu May 7, 2015 | 25A | Contents of some six-packs (2) | Tracy Gray |
| Wed Mar 11, 2015 | 30A | Crunch beneficiaries | David Steinberg |
| Wed Jan 14, 2015 | 32D | Gym rat's "six-pack" (2) | Caleb Emmons |
| Thu Dec 4, 2014 | 32A | Common workout target | Kacey Walker and David Quarfoot |
| Mon Oct 27, 2014 | 20A | Muscles that are crunched (2) | Stanley Newman |
| Mon Sep 15, 2014 | 10A | Stomach muscles, for short (8) | Andrea Carla Michaels |
| Thu Sep 11, 2014 | 21A | Stomach muscles (3) | Patrick Blindauer |
| Tue Jun 17, 2014 | 61D | Things that exercisers crunch | Zhouqin Burnikel |
| Fri Jun 6, 2014 | 22A | Washboard parts | Kameron Austin Collins |
| Sat May 3, 2014 | 11D | ___ of steel | Sam Ezersky |
| Sun Mar 23, 2014 | 16D | Crunches crunch them | Ian Livengood |
| Sun Jan 12, 2014 | 75A | Pilates targets | Andrew Chaikin |
| Wed Nov 20, 2013 | 64D | Six-pack ___ (2) | Peter A. Collins |
| Mon Oct 7, 2013 | 37A | Belly muscles, for short | Amy Johnson |
| Sun Sep 29, 2013 | 114D | They may improve in crunch time | Norm Guggenbiller |
| Sun Sep 8, 2013 | 64A | Contents of some six-packs (2) | Pete Muller and Sue Keefer |
| Tue Jul 30, 2013 | 4D | Torso muscles, for short | Peter A. Collins |
| Sun Jul 28, 2013 | 69A | Auto safety feature, for short | Andrew Reynolds |
| Fri Jul 19, 2013 | 32D | Exercise target (3) | Patrick Berry |
| Tue Jul 9, 2013 | 45A | Six-pack muscles (5) | Kurt Krauss |
| Tue Jul 2, 2013 | 23A | Tummy muscles (11) | Daniel Raymon |
| Mon Jul 1, 2013 | 38A | Six-pack units | Patrick McIntyre |
| Mon May 20, 2013 | 40D | Muscles that benefit from crunches | Tim Croce |
| Sat Mar 23, 2013 | 12A | Focus of middle management? (2) | David Steinberg |
| Mon Mar 11, 2013 | 53A | Stomach muscles, informally | Robert Fisher |
| Mon Jan 14, 2013 | 1A | They get crunched in gyms | Steve Salmon |
| Wed Nov 7, 2012 | 54D | Crunch targets (2) | George Fitzgerald and Nancy Salomon |
| Sun Oct 7, 2012 | 97D | Things used during crunch time? (2) | Zoe Wheeler |
| Mon Aug 6, 2012 | 29D | Belly muscles (3) | Lynn Lempel |
| Wed Jul 4, 2012 | 56A | Washboard ___ (2) | Caleb Madison |
| Mon Apr 16, 2012 | 4D | Stomach muscles, for short (8) | Lynn Lempel |
| Sun Mar 11, 2012 | 113A | Bowflex target | Victor Fleming and John Dunn |
| Wed Sep 28, 2011 | 60D | Gym rat's "six-pack" (2) | Steve Salitan |
| Thu Sep 22, 2011 | 39A | Muscles covering some 32-Down | Jeff Dubner |
| Sun Aug 28, 2011 | 32A | Ones crunched during crunch time? | Patrick Berry |
| Sun May 15, 2011 | 69A | Car safety feature, for short (2) | Cathy Allis |
| Tue May 10, 2011 | 1A | Situps tone them | Alan Arbesfeld |
| Tue Feb 8, 2011 | 51A | Six-pack set | Robert W. Harris |
| Wed Jan 5, 2011 | 9D | Sit-up muscles | Mr. Ed Sessa |
| Mon Oct 18, 2010 | 7D | "Washboard" muscles (2) | Lynn Lempel |
| Tue Feb 9, 2010 | 40A | Tummy muscles (11) | Robert Cirillo |
| Fri Jan 8, 2010 | 2D | Things used during crunch time? (2) | Patrick Berry |
| Mon Dec 7, 2009 | 40A | Tummy muscles (11) | Ed Sessa |
| Sun Jul 12, 2009 | 72D | They may be crunched (2) | Alan Arbesfeld |
| Sat Jun 6, 2009 | 9D | Some are sculpted | Doug Peterson |
| Sun May 17, 2009 | 69A | Target of core workouts | Oliver Hill |
| Tue Mar 17, 2009 | 31D | Tummy muscles (11) | Richard Chisholm |
| Sun Jan 25, 2009 | 1A | Objects of core workouts | Michael Torch |
| Fri Jan 2, 2009 | 49A | They look better when they're ripped | Martin Ashwood-Smith |
| Sat Nov 29, 2008 | 59D | Trunk supporters | Barry C. Silk |
| Tue May 13, 2008 | 58D | They may be crunched (2) | Caleb Madison |
| Mon Sep 24, 2007 | 61D | Muscles to crunch | Fred Piscop |
| Thu Jun 14, 2007 | 63D | Midbody muscles (2) | Donna Hoke Kahwaty |
| Mon Jun 4, 2007 | 44D | Tummy muscles (11) | Steve Kahn |
| Tue Feb 27, 2007 | 11A | Belly muscles (3) | Allan E. Parrish |
| Tue Jan 2, 2007 | 37D | Crunched muscles | Sarah Keller |
| Fri Oct 20, 2006 | 24A | Exerciser's target (2) | Ed Early |
| Sat Sep 9, 2006 | 57D | Workout target, for short | Bob Klahn |
| Wed May 24, 2006 | 25A | Sit-ups target (2) | Adam G. Perl |
| Tue May 23, 2006 | 36D | Tummy muscles (11) | Alan Arbesfeld |
| Wed May 3, 2006 | 67A | Situp targets | Lisa Wiseman |
| Thu Mar 30, 2006 | 50A | Bodybuilder's pride (2) | Richard Silvestri |
| Sun Feb 5, 2006 | 80D | Stomach muscles, for short (8) | Eric Berlin |
| Fri Aug 19, 2005 | 7D | Car safety feature, for short (2) | David Liben-Nowell |
| Wed Jul 13, 2005 | 30A | Belly muscles (3) | Manny Nosowsky |
| Sun May 1, 2005 | 33A | Workout target | Joe DiPietro |
| Thu Mar 31, 2005 | 4D | They're crunched | David Liben-Nowell |
| Thu Mar 17, 2005 | 42A | Things to crunch | David Pringle |
| Wed Oct 6, 2004 | 22D | Six-pack ___ (2) | Adam Cohen |
| Mon Aug 9, 2004 | 36A | Midsection muscles, for short | M. Francis Vuolo |
| Sat Jul 31, 2004 | 28D | Exerciser's pride | Byron Walden |
| Wed Jun 23, 2004 | 24A | "Washboard" body parts | Jim Goodsell |
| Tue May 18, 2004 | 40D | Middle manager's focus? | Elizabeth C. Gorski |
| Sun Apr 25, 2004 | 90D | Sit-up target | Elizabeth C. Gorski |
| Thu Apr 1, 2004 | 17A | Exerciser's target (2) | Byron Walden |
| Mon Mar 1, 2004 | 9D | Middle muscles, for short | Gail Grabowski |
| Thu Aug 14, 2003 | 6D | ___ of Steel (video classic) | Greg Staples |
| Wed Jun 25, 2003 | 4D | Crunch targets (2) | Leonard Williams |
| Wed Apr 30, 2003 | 22D | Focus of stomach-crunching | Jerry E. Rosman |
| Wed Jan 1, 2003 | 30D | They may be crunched in a gym | Ed Early |
| Sun Dec 8, 2002 | 105D | Situps' target (2) | Peter Gordon |
| Tue Nov 5, 2002 | 59D | Tummy muscles (11) | Fred Piscop |
| Mon May 27, 2002 | 3D | Stomach muscles, briefly (2) | Norman Wizer |
| Mon May 13, 2002 | 28A | Stomach muscles, for short (8) | Patrick Merrell |
| Thu Nov 22, 2001 | 28A | Washboard ___ (2) | Richard Silvestri |
| Sun Jul 8, 2001 | 128D | Exercise target (3) | Michael S. Maurer |
| Wed Aug 30, 2000 | 24A | Crunches tighten them | Brendan Emmett Quigley |
| Tue Jun 13, 2000 | 22D | Stomach muscles, briefly (2) | Peter Gordon |
| Tue Jan 18, 2000 | 33A | New-car feature, for short | Nancy Salomon |
| Wed Jan 12, 2000 | 11A | Muscles used in situps | Greg Staples |
| Thu Nov 18, 1999 | 45D | Situps strengthen them (2) | Alan Arbesfeld |
| Mon Oct 25, 1999 | 10A | Midbody muscles (2) | Philip Lew |
| Sun Aug 15, 1999 | 68D | Muscles on 13-Down | David J. Kahn |
| Fri Apr 30, 1999 | 29D | They may be chiseled | Pat M. Hugel |
| Mon Feb 22, 1999 | 55D | Stomach muscles (3) | Gregory E. Paul |
| Thu Dec 24, 1998 | 25A | Pecs' kin | Jim Page |
| Mon Dec 21, 1998 | 41D | Not present: Abbr. | Fred Piscop |
| Tue Nov 3, 1998 | 59D | Stomach muscles, for short (8) | Ed Early |
| Wed Aug 19, 1998 | 27A | Tummy muscles (11) | Alfio Micci |
| Thu Jun 18, 1998 | 64D | Exercise target (3) | Alan Arbesfeld |
| Thu Jan 1, 1998 | 30D | Certain muscles, informally (2) | Jim Page |
| Thu Oct 2, 1997 | 20A | Torso's washboard | Christopher Hurt |
| Wed Sep 17, 1997 | 9D | Tummy muscles (11) | Karen Hodge |
| Mon Sep 1, 1997 | 55A | Sit-ups firm these | Gregory E. Paul |
| Sun Jul 20, 1997 | 38D | Sit-up benefactors | Rich Norris |
| Thu May 15, 1997 | 7D | Bodybuilder's pride (2) | Mark Elliot Skolsky |
| Mon Jan 27, 1997 | 11A | Stomach muscles, for short (8) | F. Piscop |
| Sun Jan 26, 1997 | 65D | Sit-ups strengthen them (2) | S. Elliott |
| Sun Aug 11, 1996 | 136D | Crunches work them (2) | M. Schneider |
| Wed Jul 3, 1996 | 11A | Stomach muscles, for short (8) | F. Heaney |
| Sun Apr 14, 1996 | 126A | Stomach muscles (3) | Henry Hook |
| Wed Nov 8, 1995 | 22A | New car offering, for short | Glenn E. Sykes |
| Tue Oct 17, 1995 | 20A | Modern car feature: Abbr. | Diane C. Baldwin |
| Sun Oct 8, 1995 | 141D | Report card abbr. | Nancy Nicholson Joline |
| Sun Sep 24, 1995 | 25A | Sits-up improve them | Randolph Ross |
| Sun Aug 13, 1995 | 93D | Sit-ups tighten them (2) | Nancy Salomon |
| Tue Jul 25, 1995 | 61D | Stomach muscles, for short (8) | Gregory E. Paul |
| Sun Apr 9, 1995 | 1D | Tummy muscles (11) | Cathy Millhauser |
| Wed Oct 5, 1994 | 54A | Pumper's pride | Fran & Lou Sabin |
| Tue Jul 12, 1994 | 11A | Certain muscles, informally (2) | Charles Arnold |