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.
Colon cancer symptom #1: Bathroom troubles. People diagnosed with colon cancer often look back and realize they'd been struggling with mysterious digestive problems for some time. These issues are embarrassing to talk about, but it's important not to keep this early sign of colorectal cancer to yourself.