The answer to 'why is my tile water damage' is that there are several common causes, including leaks, excessive moisture, and improper installation. Tile water damage can manifest as cracked, discolored, or loose tiles, as well as mold or mildew growth. The solution depends on the severity and root cause of the issue, but may involve repairing leaks, improving ventilation, or even completely replacing the tile and underlying materials.
It's important to address tile water damage promptly to prevent further damage and ensure the safety and integrity of your home. Smaller issues may be suitable for DIY repair, but more extensive damage or complex problems may require the expertise of a professional tile or water damage restoration contractor.