Q&A with Leyla, Part 1: Are we exposed to microplastics by filtering our water?

Water filters are surrounded by plastic. Won't we be exposed to microplastics by filtering our water?

I'm 80 with borderline osteoporosis. Is working out with light weights okay for me?

I have latent autoimmune diabetes. Is taking metformin appropriate until I have a need to start insulin?

I'm taking warfarin. Can I safely take a hair growth supplement for women?