The Earth is Round: Initially disputed, circumnavigation and astronomy confirmed Earth's spherical shape.
Plate Tectonics: Once rejected, evidence now supports shifting continents and geological movements.
Helicobacter pylori Causes Ulcers: Thought stress-induced, H. pylori's link to ulcers confirmed.
Cholesterol is Essential: Once feared, science later found cholesterol vital for cell health and hormone production.
Handwashing Prevents Disease: Ignored until Semmelweis' work showed its role in reducing infection rates.
Hormones Influence Emotions: Long debated, scientific studies now demonstrate hormone-emotion connections.
Bacteria in Digestive Health: Gut microbiome's role in digestion and overall health later discovered.
Lead Poisoning Effects: Lead's toxicity doubted, now scientifically proven to cause severe health issues.
Stress Affects Physical Health: Initial skepticism, but research established stress's impact on the body and mind.