Must be calibrated for either running or walking. 1  Less accurate for interval training. 2  Not compatible with all watch-style units; foot pods and watches are brand specific. 3  Often requires separate purchase as an extra option. 4  Does not offer any navigation functions.
There are several signs that one may have a colon cancer mass including lethargy, tiredness, shortness of breath, changes to elimination of solid wastes, blood in the stools, weight changes and abdominal pain.
Systemic colon cancer symptoms are those that affect your whole body, such as weight loss, and include: 1  Unintentional weight loss (losing weight when not dieting or trying to lose weight) 2  Loss of appetite.  Unexplained fatigue (extreme tiredness)