Exploring the Limits of the Human Body
Exploring the Limits of the Human Body
Items in this lesson
Exploring the Limits of the Human Body
What do you already know about the limits of the human body?
Learning Objective
At the end of the lesson you will understand physical and mental limits of the human body, be able to interpret facts and survey results, and learn how online research helps us gather information on these topics.
What Are Body Limits?
The human body has boundaries in terms of endurance, strength, and resilience. Knowing these boundaries helps us improve safety and health.
Physical vs. Mental Limits
Mental Limits
Mental states like stress, fear, and determination influence our ability to keep going or to stop.
Physical Limits
These include muscular strength, stamina, pain tolerance, and hydration needs. Extreme environments can push these to the maximum.
How Do We Find Out These Limits?
Scientists use experiments, medical studies, and reports from athletes and explorers. Online surveys can collect broad population data quickly.
Amazing Facts About Human Limits
Did you know? The world record for holding your breath is over 24 minutes, and some ultramarathon runners cover 100 miles in a day.
Internet Surveys: Gathering Opinions
An internet survey lets us ask thousands of people about their experiences and beliefs efficiently. This helps us understand what most people think or feel about body limits. You should design the survey and then survey 5 friends.
Try It: Conduct Your Own Survey
Think of a question about human limits, and use an online tool to survey your friends. Analyse the responses to spot trends and surprises!
Your question should:
be clear and easy to understand
relate to real life
allow different opinions
👉 Examples:
“How long can you stay off your phone?”
Try It: Conduct Your Own Survey
Use an online tool to collect answers (no login tools recommended):
Google Forms
Mentimeter
StrawPoll
Include:
your main question
3–5 answer options OR open answers
👉 Tip: Keep it simple!
👥 Step 3: Collect Responses
Ask at least 5–10 people (classmates)
Share your link
Write down 3 things you learned in this lesson.
Write down 2 things you want to know more about.
Ask 1 question about something you haven't quite understood yet.
