Topic

healing

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Relaxed cat purring with eyes partially closed

Animal Behavior

Why Do Cats Purr?

Cats purr when they are happy, but also when they are stressed, injured, or recovering. The purr is more than a sound of contentment.

catspurring
Close-up of skin healing at the cellular level

Human Body

Can the Human Body Heal Itself From Anything?

The human body is one of the most sophisticated self-repair systems in nature, but its healing powers have real limits.

human bodyhealing