Despite the dangers of the illegal journey to neighbouring countries, many young Afghans see no option but to leave their country in search of work.
Beatings, starvation and extortion are some of the ordeals experienced by Afghans deported by Iranian authorities.
Arbitrary arrests, torture and deportation of Afghan refugees in Iran are increasing, according to recent returnees and observers on the border.
The Iranian regime offered six-month residence permits to undocumented Afghan refugees to encourage them to take part in a census. But arrests and deportations continued.
The Iranian regime's offer of six-month residence permits is merely a trick to arrest and expel refugees from Iran, recently deported Afghans say.
Iranian authorities have been accused of torturing and beating Afghan refugees, in acts that many scholars see as a violation of sharia law.
Shocking stories and videos coming out of Iran have prompted Afghans to demand an international investigation into the criminal acts being perpetrated against refugees.
Increasing reports of violence against Afghans in Iran have even legal residents fearing being arrested, beaten and deported to Afghanistan.
Ongoing mistreatment by Iranian security personnel and even regular civilians against Afghan refugees is causing negative sentiment toward Iran to flourish.
The Iranian government said the videos were 'baseless', but Afghans know all too well the long and brutal track record of abuse and denigration that Iranians have meted out to refugees.