Hello There may be multiple causes mainly 1. ILL fitting of contact lens 2. Micro damage to contact lens My advise 1. Stop using contact lens 2. Consult local opthalmologist 3. Use lubricating eyedrop 4. Use mild steroid eyedrop if there is no infection

Stop using contact lenses and consult nearby Eye specialist . You might be developing some allergies to contact lenses.

Hello possible causes like allergic conjunctivitis....should be ruled out don't wear contact lens for more than 10hours wash the lens thoroughly with renu solution...avoid using the contact lens for now change it if necessary before that consult a ophthalmologist for further evaluation and treatment I hope this helps to solve your problem.