Charging your smartphone overnight has been a topic of debate, but here’s what you need to know. Your phone’s battery life is influenced by factors like manufacturing age and chemical age, with the latter referring to gradual wear and tear from usage and charging patterns. Charging overnight accelerates battery aging, reducing its lifespan. Lithium-ion batteries can theoretically be overcharged, but modern phones have safeguards against this. However, constant trickle charging can wear down your battery over time. To preserve your battery, avoid charging to 100%, as recommended by manufacturers like Apple and Samsung, and take steps to prevent overheating. Following best practices, such as using original chargers, keeping your phone at optimal temperatures, and monitoring battery health, can significantly extend your phone’s lifespan. For specific guidance, always refer to your phone manufacturer’s guidelines to ensure you get the most out of your device.