My 33-hour journey to Tanzania included 4 flights and hourslong layovers. It was worth it, but I wish I'd avoided these 8 mistakes.
Briefly

After 22 hours of travel, I instinctively used a bathroom's tap water to brush my teeth, blindly ignoring warnings against it, driven by sheer exhaustion.
Having a clean set of clothes would've been a game changer for my mindset during the exhausting journey, even if I didn't get to shower.
I fell short on hydration during the flight, which not only drained my energy but also underlined the importance of proper water intake while flying.
Read at Business Insider
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