
Something You Should Know How Not to Die Anytime Soon & Why You Need Friction in Your Life
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Jan 22, 2026 Dr. Ashley Alker, an emergency medicine physician and author, reveals shocking common causes of serious injuries and practical tips to avoid them, like the dangers of untreated strep throat and everyday household risks. Meanwhile, tribology expert Jennifer R. Vail, founder of DuPont's first tribology lab, dives into the science of friction, explaining how it influences everything from walking to energy efficiency. She highlights its critical role in safety and innovation, offering surprising insights into this invisible force.
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Sickness Symptoms Help Protect Others
- Sickness symptoms are deliberate responses triggered by the immune system to change behavior.
- These changes (fatigue, appetite loss, social withdrawal) reduce spreading illness to others.
Target Heart Disease And Cancer Prevention
- In the U.S., heart disease and cancer cause the most deaths, so target prevention there.
- Focus on long-term risk reduction (diet, exercise, no smoking) to lower those major risks.
Strep Throat Was Once Often Fatal
- Before antibiotics, strep throat often led to deadly complications like rheumatic fever and kidney disease.
- Ashley Alker used this history to show how modern treatment transformed a once-fatal illness.



