Person holding their leg due to radiating pain

Sciatica can cause pain, tingling, or numbness in the leg even if the lower back is barely bothered. We explain why this happens and how to identify if the cause might be in the spine.

Person holding their foot due to a tingling or numb sensation

Feeling numb, tingling, or prickling in your foot can be related to irritation or compression of a lumbar nerve root. We explain when this might be due to a herniated disc and how it differs from weakness.

Dr. Bernardo Mosqueira during the evaluation of possible cervical nerve compression

Cervical nerve compression can cause pain, tingling, numbness, or weakness in the arm. We explain its causes, how it is diagnosed, and what treatments may be considered in each case.

© 2026 Clínica Dr. Mosqueira - By Dani Barrios & Javi Arán