How can evil eye be cured ??I used to study a lot .I used to study day and night .Now ,I have lost intrest in studies and I am not able to concentrate on studies.

Read this Ayat and blow on you
وَإِن يَكَادُ الَّذِينَ كَفَرُوا لَيُزْلِقُونَكَ بِأَبْصَارِهِمْ لَمَّا سَمِعُوا الذِّكْرَ وَيَقُولُونَ إِنَّهُ لَمَجْنُونٌ