The Doubler requires a bit of maths but is a very simple and effective self-regulating workout…
Duration: 15 minutes approximately
Equipment: Stopwatch
Method: Perform a maximum set of press ups and then rest 15 seconds. Next, perform double that amount of squats and then rest 15 seconds. Perform a 2nd set of max rep press ups, rest 15 seconds and then perform double that amount of squats. Continue for 5 sets. (See example below)
Set 1
24 press ups/48 squats
Set 2
19 press ups/38 squats
Set 3
16 press ups/32 squats
Set 4
12 press ups/24 squats
Set 5
9 press ups/18 squats
Totals 80 press ups/160 squats
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