SciShow Tangents Sweat
20 snips
Jul 23, 2024 Dive into the sizzling world of sweat! Discover if humans truly are the sweatiest species and learn about the unique sweating mechanisms of animals like polar bears and horses. Explore the hidden ecosystem that blooms between two people holding hands for the first time. Enjoy lighthearted discussions on the science behind sweating, the cultural perceptions of perspiration, and even how plants sweat. Get ready for some fun quizzes and surprising tales about our body's responses to heat!
AI Snips
Chapters
Books
Transcript
Episode notes
Two Types of Human Sweat Glands
- Humans have two primary sweat gland types: eccrine glands produce watery sweat to cool the body.
- Apocrine glands create oily secretions often linked to scent, usually in hair follicles starting around puberty.
Polar Bears Follow Sweaty Trails
- Polar bears may use sweat from their feet to leave scent trails on sea ice to find mates.
- These unique sweaty paw paths help bears locate each other in vast arctic spaces lacking typical scent markers.
New Cure for Stinky Feet
- Bacteria on human feet, like Staphylococcus hominis, metabolize sweat into strong foot odors.
- Researchers found a serum with onion and peach extracts can eliminate odor-causing bacteria.
