Warmer-upper

The cadence exercises which follow are “warmer-uppers.” They are especially planned to prime your heart, muscles, and circulatory system for a step-up in activity. Gradually, easily, they get your body set for the big job ahead.

Source: wiktionary

Such clubs, or the specially weighted head covers placed on conventional clubs, certainly have a useful function; they are primarily warmer-uppers, or the golf version of the two or three bats a baseball player uses just before he steps into the batting box.

Source: wiktionary

Organized Hostelers using lightweight geared bikes regularly take off in small groups with a leader, for jaunts ranging from one-day “warmer-uppers” scheduled by 23 local A.Y.H. councils to well-warmed journeys of anything from one week to seven.

Source: wiktionary

Program content will determine what icebreakers or openers will be used; for example, in a free-wheeling, experiential management development program in a cultural island setting, novel warmer-uppers would be quite appropriate.

Source: wiktionary