Asbestos fibers enters the capillaries in the lungs and over 20 years work their way into the sack holding the capillaries to then scab and become tumors. Durin

Asbestos fibers enters the capillaries in the lungs and over 20 years work their way into the sack holding the capillaries to then scab and become tumors. During that 10-20 years, shallow coughing and shortness of breath could lower blood oxygen levels that can’t be good for cognition.