I don't know how old you are, male or female, and whether you have high blood pressure. Coronary heart disease, anemia and female perimenopausal syndrome can also appear shortness of breath and fatigue after exercise. The gold standard for diagnosing coronary heart disease is coronary angiography. I suggest you do an angiography to rule out coronary heart disease.
You need to be alert to the reasons for your weight loss. It is strongly recommended that you have a male (female) tumor marker examination. Highly recommended!
Don't trust Chinese medicine, they cheat people.