Important exceptions to this normally upwards movement of indoor air currents do occur however.
Is mold in attic a problem.
By far the most common cause of mold in your attic is improper ventilation.
Having one but not the other creates poor air flow allowing moisture to accumulate and mold to take hold.
Ideally your roof will have vents along the ridge as well as along the soffits.
And eventually cause wood rot and reducing the life of your roof.
Although mold in your attic does not lead to indoor air quality issues it can lead to deterioration of your roof structure.
Water and mold problems in the attic can deteriorate wood in the roof sheathing joists etc.
Mold problems are indications of water problems.
If you find black spots in your attic and you are thinking it could be harmful black mold you do not necessarily need to panic.
Once again if the moisture issue is not addresses the mold will continue to grow and spread and will come up each time the home is inspected in the future.
Health problems associated with mold in the home including mold in attic are wide ranging and include things like difficulty breathing asthma attacks the development of asthma in people previously unaffected by the disease upper respiratory infections sinus infections headaches sore throats fatigue and allergy symptoms.
Mold will survive in almost any environment that is the right temperature has moisture even in the air and has something for food e g.
At some point you will probably need to go to your attic for something.
Perhaps you use it for storage.