The last stage in the nocturnal practices is bardo yoga, which is a uniquely Tibetan contribution. “Bardo” means “gap, transitional process, in-between,” and refers to the gap between any two states of consciousness. This means that bardos occur constantly, as often as the gap between any two thoughts. But bardo yoga is classically
If lucid dreaming and dream yoga are a form of “night school,” with sleep yoga and bardo yoga we enter “graduate school.” They’re not for everyone. Don’t worry if they don’t speak to you. But these more advanced practices are in the traditions, and just knowing about them can vastly expand your horizons in terms of what’s possible
Lucid dreaming, which is when you wake up to the fact that you’re dreaming while still remaining in the dream, is the first of our nocturnal practices.
One of the magical aspects of the nocturnal meditations is that they have diurnal, or daily, correlates. In other words, there are a number of daytime practices you can do that really help with nighttime lucidity. This idea works with the foundational tenet of bi-directionality, which is central to the nocturnal meditations, and
Illusory form is not commonly presented in most teachings on lucid dreaming, but I have found it to be of enormous benefit in inducing lucid dreams. It’s more connected to dream yoga, but the principles surely apply to lucid dreaming. In some classic texts on dream yoga, the practice of Illusory Form is actually the main practice.