* Stretching exercises are not included in this list!

Variations Of In and outs / Knee Tuck

Diagonal Crunch

HumanmusclesmusclesStarting PositionExecution
muscle:Obliques
auxiliary muscles:Rectus Abdominis
required:Nothing
optional:Fitness Mat
level:Easy
type:Strength
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Crunch With Lifted Legs

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat
level:Hard
type:Strength
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Bicycle

HumanmusclesmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis, Obliques
auxiliary muscles:Quadriceps
required:Nothing
optional:Weight Cuffs, Fitness Mat
level:Normal
type:Strength, Cardio
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Spiderman Crunch

HumanmusclesmusclesmusclesmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis, Obliques
auxiliary muscles:Lower Back, Abductors, Glutes
required:Nothing
optional:Weight Cuffs
level:Normal
type:Strength
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Frog Sit-Up / Butterfly Crunch

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat
level:Normal
type:Strength
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Half Sit-up

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat
level:Normal
type:Strength
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Double Crunch

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat
level:Normal
type:Strength
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Crunch

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat, Seat
level:Easy
type:Strength
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Crunch On Exercise Ball

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Exercise Ball
level:Easy
type:Strength
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Modified V-Sit

HumanmusclesmusclesStarting PositionExecution
muscle:Rectus Abdominis
auxiliary muscles:Obliques
required:Nothing
optional:Fitness Mat
level:Normal
type:Strength
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