Hello, Welcome on Healthcare Magic! Well your symptoms I can say that they are a little bit general. I would like more information, like did you had fever, or other symptoms that can say about a viral infection ( like common cold or flu). Did you slept well those days, cause the most common cause on student of this symptoms it is exhaustion. It happens when you stays some nights without a good sleeping, you can have nausea, weakness and then headache. So as I don t have more information I can t say for sure what is your diagnoses. There are also so many diseases that cause this symptoms. If you want you can give more information and I would explain more to you. I wish you get well! Best Regards! Dr Eniola