Before coming to Asia one has to make the choice of what kind of services they would like to have for themselves. There are local hospitals which are affordable too and one can easily maintain a balance and can take the pains of giving bills to these hospitals but if you are looking for an extra treatment then they may fell short to your expectations and you have to move to other options like western medical establishments.
On the other end, you can go for the deluxe Asia health insurance coverage for you and your family. They pay the rate charged at expat hospitals for Western-style medical coverage, and can provide maternity, dental and outpatient services for you and your family. Dental insurance is also available easily. Having expat medical insurance is always a good option on order to make yourself safe in extreme conditions and in the cases of costly treatments, as the disease will get insured by the company and you can be relaxed at least from its payment side.
Asia is a beautiful place but if you travel to Asia you get to experience different time zones that may lead to jet lag. It is a condition where your body stops responding to the changing climate. The person may get the illusion of day into night and vice versa. Every human body adjustment period is different, and time will inevitably cure it. But body may suffer with some small and big disturbances like irregular sleep, fatigue, headache etc..
Water is not that drinkable in Asia you have to boil it before you are attempting to drink as the government sources has verified some kind of harmful bacteria in the drinking water. However the infrastructure projects are being undergoing in order to purify the water and to make it drinkable. Then also it is recommended to have boiled water in place of the regular water.
Generally health care in Asia is not a matter of concern and still it is improving very rapidly. Each expatriate community has their own set of local facilities available in the time of emergency. And the range can vary according to the size of the community.
Most of the medicines can be bought over the counter without any prescriptions. That may lead to a disaster sometimes. One has to be careful while purchasing any kind of medicine.