Imho don't try any more energy raising techniques without a teacher to guide you past the pitfalls.
It sounds to me like you have stimulated Chi and it has lodged in your upper body and head area, this can create a lot of pressure and is only meant to be done once certain safety valves have been put in place.
Practising when you have emotional imbalances can also lead to psychoses or neuroses at the very least because you are simply adding more power into an already imbalanced system. Think of it like this, if your car engine is out of tune you don't just put your foot on the accelerator or you might blow the engine, best to see a mechanic and get it fixed.
I have met people who have experimented with things like Kundalini Yoga without proper supervision and preparation, I don't mean to scare anyone here but this particular person was sectioned in a psychiatric institution for seven years and lost their home and their business as a consequence.
