Beware the Sulfites. Sensitivity to sulfites is common among asthmatics. For me, an allergic reaction can result in a severe asthma attack. Dried fruits are usually responsible for the reactions. As with all processed or manufactured food items, I consistently check labels.
In some rare cases, dropped frames can be caused by an old network adapter driver doing a poor job of handing the high speeds being consumed. It's not a bad idea to just check to see if there are any new drivers for your network adapter, just to be sure.
Overlooked Cause #6 - Sacroiliac Joint Dysfunction. When one of the sacroiliac joints is stuck and unmoving, as can often occur with pelvic torsion (see Postural Distortion above) sacroiliac joint dysfunction may result leading to lower back and hip pain. Sometimes the pain is located in the stuck SI joint itself.