COPD & PM 2. 5 : How Seasons Make a Difference
You know how tiny particles in the air, called PM 2. 5 , can cause problems for people with COPD? A recent study looked into how these particles affect COPD patients throughout the year. The study involved 105 COPD patients, ages 46 to 82, from different places. They checked how much PM 2. 5 wa