Bodily warmth, mild perceptual change

2. T+04:00:00 [intensity]

intensity 

+ PLUS ONE — Clearly noticeable. You can tell when it began and how it's changing, though its full character isn't apparent yet.

3. T+00:00:00 [note]

A whole-body warmth appeared along with mild head pressure that later softened into a diffuse, weightless balloon-like sensation. Colors were only slightly enhanced and vision was not especially sharp, though gentle waves of visual movement were noted, with heightened touch and hearing. The author found the outside world unusually easy to deal with, felt physically well, and noticed none of the jitteriness associated with stimulants.