5 signs you may not be getting enough sleep

5 min readNew DelhiJul 29, 2026 03:00 PM IST Many people assume they are getting enough sleep because they manage to get through the day, but the body often signals when it is not receiving the rest it needs. In a recent Instagram post, Dr Kunal Sood highlighted five signs that may suggest the body is getting less sleep than it needs. He wrote, “☕ You rely on caffeine to function. Caffeine blocks adenosine receptors, temporarily reducing sleepiness without replacing the biological recovery that occurs during sleep. Over time, a cycle of sleep loss, caffeine use, and poorer sleep can develop.” He also noted, “🍩 You crave sugar and carbs more often. Sleep restriction can increase ghrelin, reduce appetite regulation, and make high-calorie foods more rewarding. At the same time, brain regions