The science of gerontology has evolved as longevity has improved. Researchers in this field are diverse and are trained in areas such as physiology, social science, psychology, public health, and policy. A more complete definition of gerontology includes all of the following:
Smelly bowel movements are caused by the release of gas. when bacteria, bile or acid mixes with food. Depending on the. food you eat, and where in your digestive tract the mixing. occurs, the combinations can produce various types of gas, all. with different smells.
When You Have A Change in Bowel Habits. A normal bowel movement is different for each person and may vary in consistency and frequency. There are, however, several indications that a bowel movement is abnormal and may be the sign of a more serious problem. A change in bowel habits includes any constant change in bowel frequency, color, consistency, or shape of stools.