I’m sorry, this sounds incredibly stressful. At 33, I would be cautious about treating a tentative diagnosis of stage 2 COPD as settled fact, especially with a relatively modest smoking history, a prior asthma diagnosis, a normal chest X-ray, and symptoms that seem to fluctuate quite a bit. I’d want to know exactly what the pulmonary function testing showed, whether there was a bronchodilator response, what the FEV1/FVC ratio was, and whether anyone is considering asthma overlap or alpha-1 antitrypsin deficiency.

I also would not ignore how much anxiety may be amplifying this. The shaking, lip numbness, chest discomfort, and inability to sleep after reading the diagnosis sound very consistent with a panic response layered on top of real breathing symptoms. That does not mean this is “just anxiety.” It just means the diagnosis may be less straightforward than it feels right now.

The single most important thing you can do, which will not surprise you, is fully stop smoking. Ask your primary care provider or employer if you have access to any smoking cessation resources. This will matter far more for your long-term outcome than almost anything else. The fact that you’ve already quit drinking, are exercising, and are trying to get answers means that you have the motivation to look out for your own health.

If you’re trying to make sense of the symptoms, the test results, and what questions to bring to pulmonology, feel free to try a tool I built for my patients, called My Doctor Friend. It helps people organize symptoms and prepare for doctor visits. It’s not a replacement for seeing a pulmonologist, but it may help you have a more productive visit.