The new pair of glasses may not necessarily be wrong, it is just that your eyes need to adjust to the new power. There is usually a breaking in period for new glasses whenever the prescription changes ( just like shoes). The breaking in period is faster if the glsses are worn continueously. If you wear it occasionally, your eyes will need more time to adjust. I would advise you not to throw away the new glasses just yet.
To understand why sleep is important, think of your body like a factory that performs a number of vital functions. As you drift off to sleep, your body begins its night-shift work: 1  Healing damaged cells. 2  Boosting your immune system.  Recovering from the dayâs activities.
Importance of Sleep : Six reasons not to scrimp on sleep Published: January, 2006 A recent survey found that more people are sleeping less than six hours a night, and sleep difficulties visit 75% of us at least a few nights per week. A short-lived bout of insomnia is generally nothing to worry about.