Chimp Friends

stress

[stres]

When you feel stress, you feel a lot of worry and pressure.

GettyImages

arguments

[AHR-gyoo-muhnts]

When people get in arguments, they disagree with somebody in a strong and sometimes noisy way.

Levent Konuk/Shutterstock

investigation

[in-ves-ti-GAY-shun]

When you do an investigation, you learn about something and try to find answers.

Hero Images Inc. / Alamy Stock Photo

cortisol

[KOR-ti-sohl]

A chemical your body makes when you feel stress

Prostock-studio / Alamy Stock Photo

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