There are several steps you can take to improve air quality in your home. First of all, ensure proper ventilation by regularly opening windows and doors. Also, invest in high-quality air purifiers and regularly clean or replace HVAC filters. You can reduce indoor pollutants by choosing low-VOC products, establishing a regular cleaning routine, and addressing potential mold or moisture issues. In addition, you can use professional home air quality services to assess air quality and identify areas for improvement.