Is it normal to feel worse before better? Nobody told me that.

Is a baseline blood test really necessary before starting something like this? Not on vitamin D3 but the pattern is familiar.

Is a baseline blood test really necessary before starting something like this?

Following this because I am in the same place and have no idea what to ask at the appointment.

What is the first thing you would read if you were starting from zero?

How do I find the national register if I do not read the language?