Photo Gallery How Long Does It Take? Hover over the picture to see when it was taken. Before my chemo Halfway through Balding where the cold caps weren’t snug 8 weeks after chemo, I just cut it to 1″ 8 weeks after chemo 3 months after chemo 6 months after chemo 6 months after chemo 10 months after chemo 10 months after chemo 13 months after chemo 13 months after chemo