Question: how to do so hum meditation?
Answer: As your focus settles on your breath, begin to employ the simple mantra "so hum." As you inhale, silently say "so" to yourself and as you exhale, say "hum." Once the "so hum" rhythm has been established, begin to contemplate the meaning of "so hum." As you inhale with the mantra "so," say to yourself " I am," ...