You have taken first step to learn more about LFs. That is really essential, that one understand the process and the benefits.
Everything in life has a risk. That includes a visit to doctor.
Typically doctors are negative about LFs because it takes away their work.
There are some medical people, who approve liverflush as a treatment.
Lot of people here found remedy to many problems though LF, me included.
Once you understand the whole thing, then it is up to you to either go for it or leave it for others.
Good luck.