Shoveling
Some tips on shoveling:
1. When you can, push instead of lift.
2. Try to avoid bending/twisting/lifting combo- this puts a lot of torsional pressure on the discs the back.
3. Dont start cold- some simple rotational stretching before will help to warm up the muscles of the back.
4. Hydrate. Hydrate. Hydrate.
5. Get adjusted.