Swami Sivananda’s “Practice of Yoga” stands as a practical and relatively detailed manual, yet it does not attempt the kind of microscopic or highly technical precision found in modern therapeutic or academic texts. Its strength lies in providing clear, do‑this‑next guidance across the main limbs of yoga: postures, breathing practices, concentration and meditation, ethical discipline, diet, and daily routine. The language is accessible and oriented toward sincere practitioners who possess basic health and common sense, rather than toward specialists seeking exhaustive anatomical or psychological analysis. In this sense, it is comprehensive in scope while remaining traditional and pragmatic in style.

The instructions for āsanas are set out in step‑by‑step verbal descriptions, often indicating how to move into and out of a posture, how long to hold it, and how frequently to practice. Benefits and general precautions are typically noted, but the treatment of alignment and biomechanics is relatively simple, and any illustrations are likewise straightforward rather than elaborate. The text does not dwell on subtle anatomical refinements or individualized therapeutic adaptations, but it does give enough structure for a disciplined practitioner to build a stable physical practice.

In the realm of prāṇāyāma, the book outlines basic techniques such as nāḍī-śodhana, kapālabhāti, and sūrya-bheda, specifying posture, hand positions, breathing ratios, number of rounds, and appropriate times and conditions for practice. Safety is addressed in broad terms, with general warnings and an emphasis on moderation, though without extended physiological exposition. The instructions are concrete enough to be followed, yet they presuppose a measure of self‑awareness and, ideally, access to a teacher for finer adjustments.

Meditation and mind‑training are treated in a similarly practical but qualitative manner. Guidance is given on how and where to sit, when to meditate, how to relate to arising thoughts, and how to cultivate dispassion and one‑pointedness through mantra, japa, and introspection. The inner processes of the mind are described in traditional yogic language rather than in stepwise psychological analysis, so the reader is invited to engage contemplatively rather than analytically. Alongside this, the book is quite specific about lifestyle: it recommends a disciplined daily routine, dietary considerations, moral restraints and observances, and a gradual intensification of practice, thus framing yoga not merely as a set of techniques but as an integrated way of life.