Nityānusandhānam — The Life-Breath of Śrī Vaiṣṇava Practice
Nityānusandhānam (nitya = daily/perpetual, anusandhāna = contemplation/keeping track of/remembrance — literally 'following/tracing again and again') is the practice of maintaining Bhagavān in continuous, unbroken inner awareness throughout the day and night. Unlike ritual worship (nityārādhanam), which occurs at prescribed times, Nityānusandhānam is meant to fill every interval — every activity, conversation, meal, and journey — with the inner orientation of a prapanna (surrendered soul) toward Bhagavān. The Śrī Vaiṣṇava Āchāryas describe it as the 'life-breath' (prāṇa) of Śrī Vaiṣṇava practice because without it, all other practices — worship, recitation, pilgrimage — become mechanical shells without inner substance.
The Āchāryas prescribe specific content for Nityānusandhānam. At waking, the prapanna recites the Taniyan (introductory verse of the relevant Āchārya lineage), then the Dvayam (the two-line mahā-mantra of Prapatti), and the Aṣṭākṣara (Om namo nārāyaṇāya). Throughout the day, the prapanna recalls the Āzhvārs' pāsurams — particularly Nammāzhvār's Tiruvāymozhī and the core pāsurams of the Nālāyira Divya Prabandham — allowing these voices of divine love to permeate consciousness. In the evening, before sleep, the Dvayam is again recited. The tradition prescribes that even in dreams, the prapanna's consciousness should be oriented toward Bhagavān: this is the ideal of satatam (at all times) and nityam (perpetually) that the Bhagavad Gītā (9.14) describes as the characteristic of the great souls (mahātmas).
Nityānusandhānam is not mechanical repetition but a transformative discipline. The Āchāryas teach that each recitation of the Dvayam, Aṣṭākṣara, or Taniyan should be accompanied by artha-anusandhānam — meditation on the meaning, not just pronunciation of the words. The meaning of the Dvayam (Śrīman Nārāyaṇa's lotus feet are my refuge; I offer kaiṅkarya to Śrī and Śrīman Nārāyaṇa) contains the whole of Viśiṣṭādvaita theology in condensed form. By meditating on this meaning moment to moment, the prapanna is continuously re-enacting the essence of Prapatti itself — and this continuous re-enactment transforms perception: the world is gradually seen as Bhagavān's body, all people as His modes, and all activity as kaiṅkarya.