I think I had Corona back in July 2019

In late April practically May, I flew from WA to AZ and the girl I sat next to went to ASU. Got tested for thyroid and I was within range. Randomly around the summer July I started feeling like I had pneumonia and very heavy lungs and hard to breathe, had fever and tachycardia, and crushing feeling in lungs. But it felt different and hard to explain and didn’t feel like anything I’ve had before. Went to several doctors and no one could find anything and even had a chest X-ray, only thing was my EKG was a little off. Legit this thing took a month to get over. I don’t watch much news but after hearing the symptoms and how so many people felt like they had the flu but doctors couldn’t diagnose and it took them a month to get better, it made me wonder if maybe that’s what I had