Asana is the posture in which a person is seated while performing Yoga. Each type of yoga asana has its own health benefits.
Vinyasa is a word used to describe the sequence in which different posses of yoga is performed in a class coordinated with a flow of breath
Pranayama means controlling the breath for different movement and poses in Yoga. Prana means breath and Ayama mean Control.
Kriyas are the yogic techniques to cleanse the internal organs. According to Hatcha Yoga, there are six cleansing techniques called Shat-Kriyas. Yogic kriya removes the toxins from our internal organs.