this is because i am generally engaged in complex cases that are likely to involve unpredictable developments and difficult opposite parties. if you have not been to see a dentist for some time, you will probably find that things have improved a lot since your last visit. in 2011, i went to the doctor for this same pain. climb and zip is recommended for five year olds and up, it takes around half an hour to complete so perfect as a quick activity to break up the day. 