| Hands and feet go to sleep easily, numbness | | | |
| Sigh frequently, "air hunger" | | | |
| Aware of "breathing heavily" | | | |
| High altitude discomfort | | | |
| Opens windows in closed rooms | | | |
| Susceptible to colds and fevers | | | |
| Afternoon "yawner" | | | |
| Get "drowsy" often | | | |
| Swollen ankles, worse at night | | | |
| Muscle cramps, worse during exercise; get "charley horses" | | | |
| Shortness of breath on exertion | | | |
| Dull pain in chest or radiating into left arm, worse on exertion | | | |
| Bruise easily, "black and blue" spots | | | |
| Tendency to anemia | | | |
| "Nose bleeds" frequent | | | |
| Noises in head, or "ringing in ears" | | | |
| Tension under the breastbone, or feeling of "tightness", worse on exertion | | | |