Public Health

Mass vaccination experiment was a huge success in Brazil
Dengue fever vaccine still protects after three years
One-minute COVID-19 breath test authorized in Singapore
Ohio announces $1M vaccine lottery, shots surge 33%
Can an app save cardiac arrest victims before EMS arrives?
Can new drugs make obesity a medical — not moral — condition?
Your incentives to get the COVID-19 vaccine
Desiging a better condom
Would you spray this DIY COVID-19 vaccine up your nose?
How long are you too high to drive? The science is fuzzy.