Get enough sleep the night before
Eat a light, balanced meal before class
Drink water regularly
Sit near the front of the classroom
Take notes actively
Change your posture often
Keep your feet flat on the floor
Avoid slouching
Chew gum if allowed
Use a cold splash of water before class
Open a window or get fresh air if possible
Stay mentally engaged by asking questions
Participate in discussions
Fidget subtly with a pen or notebook
Avoid heavy meals before class
Limit sugary snacks that cause energy crashes
Reduce screen time late at night
Stand up briefly during breaks
Stretch your arms and legs between classes
Focus on the lesson instead of daydreaming