Along with the advice from Tony and Jab, keeping your immune system strong and avoiding overstressing of the immune system, is the only way to prevent outbreaks, tho of course if you catch the outbreak soon enough you can stop it in its tracks with the strong immune stimulants mentioned, also oregano oil is another powefull remedy and electronics certainly have helped some, but you really asked for trouble by allowing too much of the UV in.
Since it is thought that the virus hides out in the nerve system the immune system isnt really set up to irradicate it there. So it waits till the system is working on other things and then it surfaces into the other cellular structures.
Many people have been convinced that a newly tried particular remedy is the key to ending outbreaks only later to find it isnt quite so.
Keep studying the mms and youll probably adjust your understanding of why people experience its effects, and why it is considered unhealthy by some.