A recent study revealed that exposure to PFAS, commonly known as forever chemicals, could be detrimental to gut health. This damage could lead to a significant decrease in kidney function, up to 50%, later in life. A recent study revealed that exposure to PFAS, commonly known as forever chemicals, could be detrimental to gut health. This damage could lead to a significant decrease in kidney function, up to 50%, later in life. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle