The CDC warns about the resurgence of carfentanil, a fentanyl analog 100 times stronger, causing a 700% spike in overdose deaths in 2024. This synthetic opioid, often mixed with other drugs, is driving the rise in US overdose fatalities due to its extreme potency and rapid onset of effects. The CDC warns about the resurgence of carfentanil, a fentanyl analog 100 times stronger, causing a 700% spike in overdose deaths in 2024. This synthetic opioid, often mixed with other drugs, is driving the rise in US overdose fatalities due to its extreme potency and rapid onset of effects. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle