Well, generally speaking, exercises can not lead to black eyes, unless you have got injury because of exercises. So you should look for some other reasons. And in most cases, black eye is caused by the condition that blood and other fluids collect in the space around the eye. From some experts, it is often caused by the injury to the face or the head. So it may be like your situation. For your situation, I will suggest you stop having exercises and see an eye doctor. But on the other hand, you also can do something by yourself. For example, you can try using ice to reduce the swelling caused by a black eye. Also, warm compress will also be effective for your black eyes, for they can make your blood flow smoothly. So you can just put a warm cloth on your eyes. Anyway, you can have a try. Anyway, having a good rest is also essential.