False. The best time to do a power nap depends on several factors, including an individual's sleep schedule, daily routine, and personal preferences. Some people may benefit from a power nap in the morning, while others may prefer to take a nap after lunch or in the mid-afternoon. The key is to find a time that works best for you and allows you to feel refreshed and alert afterward. Generally, the best time to take a power nap is when you are feeling drowsy or sluggish and need a quick boost of energy.