Diaphragmatic Breathing: Also known as abdominal breathing, this technique involves breathing deeply into the diaphragm rather than shallowly into the chest. 4-7-8 Breathing: Inhale for 4 seconds, hold the breath for 7 seconds, and exhale slowly for 8 seconds. Box Breathing: Inhale for 4 seconds, hold for 4 seconds, exhale for 4 seconds, and hold the breath out for another 4 seconds. Alternate Nostril Breathing: This involves breathing in through one nostril while closing the other, and then switching.