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.
Abdominal discomfort or pain, cramping, or bloating may occur. Abdominal pain, discomfort, gas, or cramps may also occur in some people. Nonspecific symptoms of colon cancer can include. 1  weight loss, 2  fatigue, 3  weakness, 4  shortness of breath.