Question 1

What is the immune system?

Accepted Answer

The immune system is like a team of superheroes inside our body that fights off bad guys like germs and viruses to keep us healthy.

Question 2

Why do we need an immune system?

Accepted Answer

We need an immune system because it helps protect us from getting sick by fighting off things that can make us ill, like bacteria and viruses.

Question 3

How does the immune system work?

Accepted Answer

The immune system works by first spotting the bad germs that shouldn't be in our body and then attacking them to stop us from getting sick.

Question 4

What are antibodies?

Accepted Answer

Antibodies are special helpers created by the immune system that know how to stop germs that have been in our body before from making us sick again.

Question 5

What happens when we get a cold or flu?

Accepted Answer

When we get a cold or the flu, germs have gotten past our defenses. Our immune system then works hard to fight them off so we can feel better.

Question 6

Can the immune system ever make mistakes?

Accepted Answer

Yes, sometimes the immune system makes mistakes and attacks healthy parts of our body by accident, which can cause health problems.

Question 7

What is an allergy?

Accepted Answer

An allergy is when the immune system thinks something harmless, like pollen or certain foods, is dangerous and tries to fight it, making us feel itchy or sneezy.

Question 8

What is an autoimmune disorder?

Accepted Answer

An autoimmune disorder happens when the immune system mistakenly attacks the good cells in our body, thinking they're bad.

Question 9

What are some ways we can help our immune system stay strong?

Accepted Answer

We can help our immune system by eating healthy foods like fruits and vegetables, getting enough sleep, and staying active by playing and exercising.

Question 10

Does the immune system remember past infections?

Accepted Answer

Yes, the immune system remembers past infections so it can fight off the same germs faster if they try to make us sick again.

Question 11

Why do vaccines help protect us?

Accepted Answer

Vaccines help protect us by teaching the immune system how to recognize and fight off certain germs before we ever get sick from them.

Question 12

Can stress affect our immune system?

Accepted Answer

Yes, too much stress can make our immune system weaker, which makes it harder for our body to fight off germs.

Question 13

How do white blood cells help the immune system?

Accepted Answer

White blood cells are like little soldiers in our immune system that move around our body looking for germs to fight off.

Question 14

What happens when we get a cut or scrape?

Accepted Answer

When we get a cut or scrape, the immune system jumps into action to fight any germs that might try to sneak in and cause an infection.

Question 15

Can animals get sick like humans do?

Accepted Answer

Yes, animals also have immune systems and can get sick from germs, much like humans can.

Question 16

What is inflammation?

Accepted Answer

Inflammation is when part of your body gets red and swollen because your immune system is fighting off germs or healing an injury.

Question 17

Why do we get fevers?

Accepted Answer

We get fevers because raising our body temperature can help our immune system fight off germs more effectively.

Question 18

What are germs?

Accepted Answer

Germs are tiny organisms, like bacteria and viruses, that can make us sick if they get inside our bodies.

Question 19

Can we boost our immune system with food?

Accepted Answer

Yes, eating foods like fruits, vegetables, and nuts can give our immune system the vitamins and nutrients it needs to stay strong.

Question 20

Why is washing our hands important for the immune system?

Accepted Answer

Washing our hands helps remove germs that might be on them, which keeps those germs from getting inside our body and making us sick.

The Immune System: Function, Disorders, and Enhancements - 20 FAQs Explained Simply