Most working professionals have been there– staring at their screens as the afternoon slump hits, tired from back-to-back meetings and endless emails. Fatigue doesn’t just slow you down; it also affects your focus and overall productivity. In turn, this makes doing even simple tasks feel impossible. But here’s the good news: psychology shows small, simple science-backed tweaks can help recharge your body and mind without having too much of caffeine or taking afternoon naps. Here we list some of them: