The answer to 'signs of bed bug treatment' is that common signs of successful bed bug treatment include the absence of live bed bugs, blood spots or fecal stains, and molted exoskeletons. After treatment, it's normal to continue seeing dead bugs or eggs for a few weeks as the treatment takes full effect.
Successful bed bug treatment typically involves a combination of chemical treatments, heat treatment, and thorough cleaning and vacuuming. It's important to work with a professional pest control company, as bed bugs are notoriously difficult to eliminate on your own. A professional will be able to properly identify the infestation, use the right treatment methods, and monitor for any remaining activity.