5 ms·Yes, the cold showers are supposed to be taken on the lower neck area which triggers the brown fat.by cooldeal 15y agoYes, the cold showers are supposed to be taken on the lower neck area which triggers the brown fat.ja27 15y agoAnd/or ice packs on the upper back. I did it for a while and felt like it made a difference. Then I fell asleep with an ice pack on my upper back and got a patch of mild frostbite.malkia 15y agoIce Ice Baby!