I can tell you that it's always a good idea to plan ahead for disability benefits because you never know when you can needed.
and what would be the medical requirements for the Social Security disability insurance and the SSI program?
The medical requirements are the same for both programas, aswell as the way we determine who qualifies.
Also, what other relevant information is available on this subject?
Among the related topics is the Apply for disability benefits under Child Age 18
And another question, is the labor credit fixed or does it change?
The amount needed for a work credit changes from year to year. In 2019, for example, you earn one credit for every $ 1,360 in wages or self-employment income.
Where can I get more information about disability?
There are other publications on disability that I recommend you study.
And how do you evaluate a disabled child - adult?