Immunologic infertility, also known as immunological infertility, refers to a condition where the body's immune system mistakenly targets reproductive cells or tissues, hindering fertility.

Multiple sclerosis (MS) is a chronic neurological condition that affects the central nervous system (CNS), which includes the brain and spinal cord.

Sciatica is a condition characterized by pain radiating along the sciatic nerve, which runs from the lower back through the hips, buttocks, and down each leg. It is often a symptom of an underlying spinal issue such as a herniated disc or spinal stenosis.