Effect Categories

This page serves as an index of the various categories of effect found within our Subjective Effect Index.


Visual Effects

Visual effects are defined as any subjective effect that directly alters a person's sense of sight.

Visual Amplifications

Visual amplifications are defined as any subjective effect that increases, enhances, accelerates, or intensifies a facet of a person's sense of sight.

Visual Suppressions

Visual suppressions are defined as any subjective effect that decreases a person's ability to perceive the external environment through their sense of sight.

Visual Distortions

Visual distortions are defined as any subjective effect that alters the perception or appearance of pre-existing visual data without adding any entirely new content.

Geometric Patterns

Geometric patterns are defined as any subjective effect that introduces complex arrays of shapes, colours, symbols, patterns, geometry, form constants, and fractals to one's field of vision.

Hallucinatory Effects

Hallucinatory states are defined as any subjective effect that changes the perception or appearance of pre-existing sensory data by adding entirely new content in a manner similar to that of dreams.

Auditory Effects

Effects that directly alter a person's sense of hearing.

Smell & Taste Effects

Smell and taste effects are defined as any subjective effect that directly alters either a person's sense of smell or taste.

Tactile Effects

Tactile effects are defined as any subjective effect that directly alters a person's sense of touch.

Multisensory Effects

Multisensory effects are defined as any subjective effect that directly alters two or more senses at a time.

Disconnective Effects

Disconnective effects are defined as any subjective effect that feels as if it disconnects one from the external environment, their senses, and/or their consciousness.

Cognitive Effects

Cognitive effects are subjective effects that directly alter or introduce new content to an element of a person's cognition.

Cognitive Amplifications

Cognitive amplifications are defined as any subjective effect that increases, enhances, accelerates, or intensifies a facet of a person's cognition.

Cognitive Suppressions

Cognitive suppressions are defined as any subjective effect that decreases the intensity of a facet of a person's cognition.

Novel Cognitive States

Novel cognitive states are defined as any cognitive effect that does not merely amplify or suppress familiar states of mind; rather, it induces an experience that is qualitatively different from that of ordinary consciousness.

Psychological States

Psychological states are defined as any cognitive effect that is either established within the psychological literature or arises as a result of the complex interplay between more simplistic components such as cognitive enhancements and suppressions.

Transpersonal States

Transpersonal states are defined as any subjective effect that feels as if it alters a person's cognition in a manner that relates to their place in the universe, the inner workings of reality or consciousness, and/or the context of their existence. The highest manifestations of these effects fall under what are commonly known as 'peak', 'transcendent' or 'transformative' experiences.

Physical Effects

Physical effects are subjective effects that directly alter a person's perception of their physical body or its physiological functions.

Physical Amplifications

Physical amplifications are defined as any subjective effect that increases, enhances, accelerates, or intensifies a facet of a person's physical body.

Physical Suppressions

Physical suppressions are defined as any subjective effect that decreases or reduces a facet of a person's physical body.

Physical Alterations

Physical alterations are defined as any subjective effect that changes a facet of a person's physical body in a manner which is not uncomfortable and does not involve a clearly definable enhancement or suppression.

Uncomfortable Physical Effects

Uncomfortable physical effects are defined as any substance-induced alteration of a person's physical state that is unpleasant, undesirable, painful, or otherwise a source of distress.

Cardiovascular Effects

Cardiovascular effects are defined as any uncomfortable physical effect that relates to the heart and blood vessels.

Neurological Effects

Neurological effects are defined as any uncomfortable physical effect that relates to the brain and its blood vessels.

Uncomfortable Bodily Effects

Uncomfortable bodily effects are defined as any uncomfortable physical effect that relates to the overall body and cannot be categorized as cardiovascular or cerebrovascular.