As summer arrives, the heat intensifies, frequently leading to tropical nights. With daytime temperatures soaring close to 40 degrees Celsius and nighttime lows refusing to drop, many people struggle to get any sleep. This isn't just about the heat; it disrupts our biological rhythms and weakens our immune system. So, what can we do to overcome tropical nights and achieve deep sleep? Today, we'll explore some effective methods.

What Exactly is a Tropical Night?

A tropical night refers to a summer night where the minimum temperature doesn't drop below 25 degrees Celsius, even when the daytime high exceeds 30 degrees. This creates an environment that makes it difficult to fall asleep, much like a night in the tropics. In Korea, this phenomenon often occurs after the rainy season when the North Pacific High pressure system develops. Urban areas, in particular, tend to accumulate heat more easily, exacerbating tropical nights. Therefore, understanding tropical nights is crucial for a good night's sleep during the summer.

5 Ways to Overcome Tropical Nights

• Maintain a Consistent Sleep Schedule: Taking a lukewarm bath or shower 1-2 hours before bed helps your body cool down and relax, aiding sleep. However, be cautious: a shower that's too cold can actually disrupt sleep.
• Avoid Alcohol, Caffeine, and Overeating: Many people, exhausted by the heat, reach for a drink to help them sleep. However, alcohol can lead to frequent awakenings during the night, so it's best to be mindful. It's also advisable to avoid caffeinated beverages.
• Maintain an Appropriate Temperature: Running the air conditioner on high for extended periods can lead to