Any number of them can infect your gastrointestinal tract. Most parasites produce similar symptoms. According to Ann Louise Gittleman, a certified nutritionist who has worked with parasite patients, a parasite infection can be manifested by any number of signs. These include constipation, diarrhea, gas and bloating, irritable bowel syndrome, joint and muscle aches and pains, anemia, allergies, skin conditions, nervousness, sleep disturbances, teeth grinding, and chronic fatigue. Many health practitioners believe that not only do parasites result in symptoms such as those listed above, but that they also may be responsible for a number of other health problems.
Parasites can damage the host's body in a number of ways.
Produce toxic substances. Irritate body tissue. Invade body tissue, including the skin and intestinal lining. Put pressure on body organs. Depress immune system function while activating immune system response.