As a proxy for "safety", look at average life expectancy. Even excluding infant mortality, life expectancy has increased by like 20-25% since the year 1900 (for people who reached age 20). We're doing something right in the modern age, and suggesting that we revert to how things were in the 1800s is not common sense, it's being a luddite (imo).
https://lh5.googleusercontent.com/qtYQp1x-ZF9iXc-zVh7Kg2xJBX...