Assertion list for term "improve stamina".

Results from Ascent++: 7
exercise CapableOfimprove stamina 0.40
ginseng CapableOfimprove stamina 0.38
swimming CapableOfimprove stamina 0.37
martial art CapableOfimprove stamina 0.33
swimmer CapableOfimprove stamina 0.25
warrior CapableOfimprove stamina 0.25
boxing CapableOfimprove stamina 0.16