One can continue to progress and work spiritually, develop the chakras, and attain psychic balance after having a sexual emission of semen. If the loss is the result of an accident, there are harmful consequences, yet nowhere near as detrimental and fatal as an intentional loss of energy. It is also best to transmute a lot and immediately after a fall, since the accumulation of Christic forces within one's interior will help to combat the damages caused by fornication.