| Clue | Source | Date |
|---|---|---|
| The spine curves inward at which part of the body? (5,2,3,4) | ||
| That woman taking in shops frequently gets support for lumbar region | The Telegraph Toughie | 15 Nov 2017 |
| Spot where the spine curves inward | USA Today | 03 Mar 2017 |
| Lumbar region |