Isaac
Following the report from Kristabel, I noticed that this client's pages are woefully slow.
I went ahead and used your methods on GTmetrix to measure it and the home page - https://www.truthandbeautyspa.com/  is at 12.0 s onload time.
this page -
https://www.truthandbeautyspa.com/ultherapy-skin-tightening/
at 9.0 s.
https://www.truthandbeautyspa.com/dermaplaning-long-island/
10.0 s.

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Here is their overall report on all of the pages which all seem to be loading very slow.

homepage - https://www.truthandbeautyspa.com/ - 12.7s
ultherapy - https://www.truthandbeautyspa.com/ultherapy-skin-tightening/- 13.6s
microneedling - https://www.truthandbeautyspa.com/microneedling-roslyn-heights/- 7.9s
laser resurfacing - https://www.truthandbeautyspa.com/laser-skin-resurfacing/- 9.0s
dermaplaning - https://www.truthandbeautyspa.com/dermaplaning-long-island/- 12.1s 
emsculpt - https://www.truthandbeautyspa.com/emsculpt-long-island/- 8.1s 
rhinoplasty - https://www.truthandbeautyspa.com/rhinoplasty-long-island/ - 8.4s