Flaxseed. Beans. Leafy greens such as spinach, kale, Brussel's sprouts. Fresh fruit such as blueberries. If you lead a hectic life, cutting down on sleep might look like a wise relocation. However when it comes to your mental health, getting adequate sleep is a need, not a luxury. Skipping even a few hours occasionally can take a toll on your state of mind, energy, mental sharpness, and capability to handle tension.