Bend your elbows to slowly lower your chest to the floor. Keep your upper arms from flaring as you push back up explosively to a straight-arm position. Repeat. Attach straps or a rope to your sled ...

“Push-ups engage multiple muscle groups — back, shoulders, triceps and core — not just your chest,” Onyango said. “This makes for an efficient and effective full, upper-body workout!

Keep your back slightly hinged to stay stable. This puts a lot of pressure on the shoulders and doesn’t allow you to utilise your weight against the sled as much. Issy demonstrates a full lockout grip ...