: Long, flat chest with visible ribs and a narrow trunk.
The (also known as the leptosome or leptosomic type ) refers to a specific physical constitution characterized by a slender, fragile, and elongated build. This classification is most prominently associated with Ernst Kretschmer , a 20th-century German psychiatrist who theorized that physical build is linked to personality and mental health. Physical Characteristics asthenic type
: Thin, long arms and legs with delicate bone structures in the hands. Shoulders : Narrow and often drooping. : Long, flat chest with visible ribs and a narrow trunk
