According to the 25th Amendment, can the president regain the presidency if he was temporarily incapacitated?

Then if within 21 days the Senate and the House determine, each by a two-thirds vote, that the president is unable, then the vice president continues as acting president; otherwise the president resumes his powers and duties.

Explanation:

the united states constitution is the supreme law of the united states. the constitution, originally comprising seven articles, delineates the national frame of government. its first three articles embody the doctrine of the separation of powers, whereby the federal government is divided into three branches: the legislative, consisting of the bicameral congress; the executive, consisting of the president; and the judicial, consisting of the supreme court and other federal courts. articles four, five and six embody concepts of federalism, describing the rights and responsibilities of state governments, the states in relationship to the federal government, and the shared process of constitutional amendment. article seven establishes the procedure subsequently used by the thirteen states to ratify it. it is regarded as the oldest written and codified national constitution in force.

i dont know sorry why dont you looking it up on google