This visual guide to tinnitus explains effects, causes and some tips to how to avoid tinnitus from happening.not really sure that there is a hard and fast way to "prevent" tinnitus, but this provides some interesting numbers.
5 Myths about your Digestive system. These myths could be used as lee-way into a class on a healthy digestive system. Specifically part 3 relating to ulcers. Many ulcers are caused by a disruption in the normal healthy microbiome (population of bacteria