Around 1600 million Muslims; per PEW Forum study as of October 2009
It is still a minority faith, but with a significant number of adherents.
By country the highest number of adherents are located in Indonesia. By region Islam is most concentrated in north Africa and the middle east.
Muslim
There are more adherents to Islam today then at any time in the past.
The second largest religion in the world is Islam with around 1.3 Billion adherents. This is second to Christianity which has 2.2 Billion adherents.
There's 6 Faith in Islam. there's :Faith to AllahFaith to PhropetsFaith to AngelFaith to quranFaith to fateFaith to doomsdayAnd in Islam Faith is pillar of Islam ( maybe )
Islam is ethnic to an extent. Those who choose to convert to it are recognized as full adherents, whatever their ethnic background.
The candiates adherents helped him to win the campaignPeople who believe in a particular religion are said to be adherents of that faith.
Christianity is the largest with roughly 2.1 billion adherents across its various sects. Islam is second with roughly 1.7 billion adherents across its several sects. Judaism is substantially smaller, with roughly 14 million adherents.
Muslims are adherents to Islam. Both Judaism and Islam believe there is only one god.
People from Tehran are mainly Shia Islam adherents. however many other religions are present in Tehran For more information see http://en.wikipedia.org/wiki/Tehran
Islam is a faith not a language.