HFM’s 100 challenge
Man doing push up challenge

Are you tough enough to complete the 100 challenge? This full body blaster tests strength and stamina with 100 reps, no rest, no equipment and no excuses


Repeat the circuit twice in a row with no rest in between

Time how long it takes you to complete

Concentrate on your breathing during all exercises

Circuit, 2 sets, no rest

T-Press Up – 10 reps

Circuit training Circuit training

  • Adopt push up position
  • Lower torso to the floor
  • Push back and return to starting position
  • Once arms are extended, rotate your torso and raise one arm to the same side upwards and outwards. The whole body should be side on with weight supported on the other arm
  • Return to start and repeat for opposite side

Squat Jump – 10 reps

  • Stand straight with feet wider than shoulder
  • Drop into squat until your thighs are below parallel to the floor
  • Explode upward, extending the knees and hips, jumping so both feet leave the floor
  • Land back on both feet and repeat

Inverted Shoulder Press – 10 reps

  • Place your hands on the floor slightly wider than shoulder width and raise your hips up so your torso is nearly perpendicular to the floor
  • Bend your elbows, lowering your upper body until your head is just above the floor
  • Pause, before pushing back up into the starting position

V-Sit Up – 10 reps

  • Lie flat on your back with arms stretched out behind your head
  • Simultaneously flex at the hips and curl the abs to raise both legs and torso off the floor
  • Bring hands and feet up to meet in the middle, ensuring arms and legs remain straight throughout the movement and pausing in the middle
  • Return to starting position and repeat

Bird Dog – 10 reps

  • Start on all fours, bracing both abdominal and back muscles
  • Keeping your spine in a neutral position and your head facing the floor, simultaneously raise your left arm and right leg
  • Slowly lower than back to the starting position
  • Repeat for the other side. This is one repetition

For another intense workout, try our whole body workout here.

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