That is the law, as established by the US Constitution.
In the U.S the President can be consider the head of state.
Countries with a president do not have a monarchy. As a result, the president is the symbolic head of state.
PRESIDENT
The president of Venezuela is the head of government in Venezuela as well as the head of state.
A country with a president as the head of state is commonly referred to as a "presidential republic." In this system, the president typically serves as both the head of state and the head of government, holding significant executive powers. This contrasts with parliamentary systems, where the head of state may be a monarch or a ceremonial president, and the head of government is usually a prime minister.
The President of India is the head of state of the Republic of India
Most republics have a president of some kind, most of them as head of state - even at least one constitutional monarchy has a president (Spain). The United States: President of the Republic (head of state) France: President de la Republique [President of the Republic] (head of state) Italy: Presidente della Republicca [President of the Republic] (head of state) Italy: Presidente del Consiglio dei Ministri [President of the Council of Ministers] (head of government) Spain: Presidente del Gobierno [President of the Government] (head of government) Germany: Bundespräsident [Federal President] (head of state) Most governments in Africa have a President as head of state, presumably some also have a President as head of government. Even China, whose head of state is actually translated as State Chairman, uses the term President as the official translation to conform to western standards.
The head of state in Italy is a president. The current president in Italy as of August 2014 is Giorgio Napolitano.
No. The president is both head of state and head of government.
premier
The President.
The head of state in India is the president. The current president of India is Pranab Mukherjee who was elected in 2002.