When you travel abroad, it is always good to get a insurance just in case. More than likely nothing will happen but it will give you a peace of mind. You can either have your insurance from back home but there are not always for traveling. Only for people staying in their country. Long term insurance can be very expensive but you can get short contract for the time you are traveling abroad.
We found worldnormads to be quite useful and inexpensive compare to other insurances.