As the temperatures drop, you may often find yourself cranking up the heat in a bid to keep warm and toasty this season. But while you’re winterizing your homes by blocking out chilly drafts, you could unknowingly be causing mold in your home.

Mold spores will spread rapidly where there's excess moisture and humidity, especially in warm rooms such as bathrooms and kitchens. And if you don’t take action to get rid of mold, these spores can spread and cause potential health issues — or damage your home.

But, how do you know if you have mold in your home? Perhaps the most obvious sign is small black spots on silicone seals — but some are not so obvious. We asked an expert to share the hidden warning signs of mold to look out for and why.

1. ‘Weeping’ windows

Many households will notice tr

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