The answer to this question varies on what subject you are getting a PHD in. Most PhD courses take about 5-7 years to complete, though this could be shorter and longer depending on what you want it in.
7years
Here you can find the top online PhD programs - http://www.onlinephdprograms.com/
http://www.onlinedoctoralprograms.com/earn-a-doctorate-in-nursing-online/ provides guidance on how to earn a doctorate in nursing online and a list of accredited universities that offer PhD online
3 years after your masters. My dad has a pHd in Electrical Engineering. :D
The PhD typically takes four years post bachelor's degree.
It is perfectly fine to take an online PhD, as long as you take the degree through a college or university that has a regional accreditation (most imortant).
In order to earn a PhD online you can go to college finder which will help you find different schools that offer this type of program and can be done all online.
Answer 3-4 for a B.A 2 more for a master 4-6 for PhD Total: 9-12
One does not earn a PhD in neurology, because it is a medical speciality. Therefore, one goes to medical school after college and thereafter, in internship/residency, specializes in neurology.
It usually takes anywhere between 5-7 years to earn your PhD in psychology, depending on whether you're full-time, the university's program, and other factors.
usually 4-12 years
The two postgraduate degrees are a master's degree and a doctorate degree (PhD). It would take 2-3 years to earn a master's degree. After you earn a master's degree, it would take about 4-5 years to earn a PhD. There are some PhD programs that incorporate master's degree work though so you don't have to do a separate degree.