Every year, millions of students attempt the world’s toughest exams—medical, engineering, civil services, law, science olympiads, and global standardized tests. Yet the biggest threat they face isn’t the difficulty of the exam. It’s the silent erosion of their physical and mental health during preparation.
Long study hours, stress overload, poor sleep, energy-dense foods, and inactivity weaken immunity, cognition, and emotional balance. This guide outlines simple, science-backed preventive healthcare strategies to help students protect their health while maximizing academic performance.









