One of the first signs of mold growth is often a musty or earthy odor lingering in your home. This smell is caused by microbial volatile organic compounds (MVOCs) released by mold as it grows and reproduces. If you notice a persistent musty smell, especially in areas like basements, bathrooms, or crawl spaces, it's essential to investigate further for signs of mold. 

While some molds are hidden from view, others make their presence known with visible growth on surfaces like walls, ceilings, and floors. Mold can appear in various colors, including black, green, brown, or white, and may appear fuzzy, slimy, or powdery in texture. If you spot any patches of mold growth, no matter how small, it's crucial to address the issue promptly to prevent it from spreading further.

Mold thrives in moist environments, making areas with water damage or chronic moisture problems prime breeding grounds. Keep an eye out for signs of water damage, such as discoloration, peeling paint or wallpaper, warped surfaces, or visible leaks. Additionally, areas with poor ventilation, high humidity levels, or frequent condensation are at increased risk of mold growth and should be monitored closely.

For some people, exposure to mold can trigger allergic reactions and respiratory symptoms, such as coughing, sneezing, wheezing, and nasal congestion. If you or your family members experience unexplained health issues that seem to worsen when you're at home and improve when you're away, mold exposure could be the culprit. Pay attention to any changes in your health and consider testing your home for mold if symptoms persist.