Naps can be a glorious treat for some but also a necessity for others. A nap can be the best way to correct any sleep deficits; however, it is also a slippery slope as too much sleep during the day can disrupt night time sleep. Set an alarm for 20-90 minutes for daytime naps and consider looking at other reasons if the cause for your daytime fatigue is due to poor sleep quality at night.
How much sleep should children get?
How much sleep should an adult get each night?
How much sleep should pregnant women get each night?