10 minutes of profound meditation can destroy the negative Karma and impacts on your life. Meditation is enlightening the dark areas of your consciousness, and to dispel the accumulation of Karma.
You, as a Soul, have immense light / luminosity, which can brighten / enlighten the darkness in your deepest layer of consciousness. The light remains scattered in unconscious, unfocused, and unaware one, but with some concentration developing practices of Yoga, it can be collected, composed, concentrate to enlighten our beings.
Watch the following video of an Awakened Yoga Master, Sri Yogi Anand, attentively and you would come to know how profound meditation can change your life.
Yogi Anand - Yoga Mindfulness Master 