Avoid lifting heavy objects above waist level.
Hold packages close to your body with your arms bent. Keep your stomach muscles tight. Take small steps and go slowly.
To lower the object, place your feet as you did to lift, tighten stomach muscles and bend your hips and knees.
With this, we wrap up on this subject. Am sure, you have enjoyed reading the different aspect of correct sitting posture.
Shall catch up with some other interesting topic, soon.