E. coli is a subgroup of the fecal coliform group. Most E. coli bacteria are harmless and exist in the intestines of people and warm-blooded animals. However, some strains can cause illness. The presence of E. coli in a drinking water sample usually indicates recent fecal contamination.. coli is a subgroup of the fecal coliform group. Most E. coli bacteria are harmless and exist in the intestines of people and warm-blooded animals. However, some strains can cause illness. The presence of E. coli in a drinking water sample usually indicates recent fecal contamination.
Bruising and swelling are normal in the suctioned areas and usually increase slightly after the removal of any tape or foam. The bruising will decrease over 3-4 weeks, but may last as long as 6 weeks. The majority of the swelling will be gone within the first 3-4 weeks. However it may take 6-9 months to disappear completely.
Health related question in topics Conditions Illness .We found some answers as below for this question How long does it take for the swelling of a bee sting to go down,you can compare them.Normal swelling from a bee sting may last up to a few days. During the days following a stinging incident, the wound may itch.[ Source: http://www.chacha.com/question/how-long-does-it-take-for-the-swelling-of-a-bee-sting-to-go-down ].More Answers to  How long does it take for the swelling of a bee sting to go down .ealth related question in topics Conditions Illness .We found some answers as below for this question How long does it take for the swelling of a bee sting to go down,you can compare them. Normal swelling from a bee sting may last up to a few days.