Interesting. Some other sources also list inflammation as cause, like this one:

https://my.clevelandclinic.org/health/diseases/12792-sciatica


398ja

Sciatica most often happens when a herniated disk or an overgrowth of bone puts pressure on the lumbar spine nerve roots. This happens "upstream" from the sciatic nerve. This causes inflammation, pain and often some numbness in the affected leg.


https://www.mayoclinic.org/diseases-conditions/sciatica/symptoms-causes/syc-20377435

food_and_drinks

What's the difference between a carnivore diet, a keto diet, and a paleo diet?

IamSINGLE

No. Read it again. 
Here's one for you

> Sciatica most often happens when a herniated disk or an overgrowth of bone puts pressure on the lumbar spine nerve roots. This happens "upstream" from the sciatic nerve. This causes inflammation, pain and often some numbness in the affected leg.
https://www.mayoclinic.org/diseases-conditions/sciatica/symptoms-causes/syc-20377435
