The answer to 'recessed lighting sparking' is that sparking in recessed lighting is often caused by an electrical issue and should be addressed immediately. Common causes include loose connections, damaged wiring, or a faulty light fixture. Symptoms may include visible sparking, flickering lights, or a burning smell. Homeowners should turn off power to the affected lights at the circuit breaker and avoid using the lights until the issue is resolved.
In most cases, it's best to call a licensed electrician to diagnose and repair the problem. Attempting DIY repairs on recessed lighting can be dangerous and may lead to further damage or safety hazards. An experienced electrician can safely inspect the wiring, identify the root cause, and make necessary repairs or replacements to restore safe, reliable lighting.