4. The Sit-up

A classic exercise move from your days in the school gym, the sit-up is very effective in working on the hip flexor and the abs.

An important tip that many people always overlook when doing sit-ups is to avoid lacing your fingers together when you put your hands behind your head, as this can potentially put too much strain on your neck and spine and cause unnecessary pain and discomfort.

The Push-up
Explore more ...