Transcendental Meditation is presented by its established teaching organizations as a practice that is broadly accessible, with very few inherent barriers related to age or physical health. The technique itself is simple, practiced while sitting comfortably with eyes closed, and does not require any particular physical posture or exertion. Instruction is typically adapted to the developmental stage of the practitioner: adults and older children receive the standard teaching, while younger children may be offered modified or simplified forms. There is no fixed upper age limit, and the method is often adjusted to suit the needs and capacities of different age groups. What is essential is a basic ability to understand simple instructions and to sit quietly for a short period of time, rather than any specific intellectual or physical prowess.

Regarding health, the practice is generally regarded as safe and suitable for people with most physical conditions, including those with chronic illness or disability, precisely because it does not strain the body. At the same time, responsible instruction acknowledges that certain mental health or neurological conditions call for greater care. Those experiencing serious psychiatric instability, such as acute psychosis, or particular neurological issues may be advised to seek medical guidance and, in some cases, to wait until their condition is more stable before beginning. In this sense, Transcendental Meditation is framed not as a substitute for medical or psychological treatment, but as a complementary inner discipline whose simplicity allows it to be shared with virtually anyone for whom quiet, seated practice is appropriate.

From a spiritual perspective, this wide accessibility reflects a view that the meditative process touches something universal in human consciousness, rather than belonging to a narrow group defined by age, physical vigor, or intellectual sophistication. Yet the universality of the method is balanced by an emphasis on individualized instruction: teachers are trained to adapt the way they present the practice to the person in front of them, and to recognize when external professional support or postponement is advisable. In this way, the path of Transcendental Meditation is open to almost all, while still honoring the particular circumstances and vulnerabilities of each practitioner.