According to the CDC, internal parasitic diseases are prevalent in the US , especially among the elderly population. This is because older individuals have decreased immunity , and are vulnerable to the parasitic worms that can infiltrate the body. Identifying the Signs of Internal Parasites If your elderly loved one experiences the following conditions, then it may be an indication of intestinal worms: · Sudden and unexplained loss of weight · Recurring abdominal pain · Nausea and vomiting · Bloating · Severe diarrhea · Itchiness near the anus, rectum, or vulva · Dysentery (an intestinal infection causing the presence of mucus and blood in stool, along with diarrhea) What Kind of Treatment to Expect The presence of intestinal parasites can be determined through a scotch tape test that helps detect worms or eggs. However, this may not always be effective and can require multiple samples for an accurate diag...