However, too much too soon can cause quick vasoconstriction that can lead to broken capillaries, so going slow and controlled is key. For those with painful, cystic acne, ice can help to numb the area while reducing redness. Whiteheads can be brought to a head with a warm compress—it’ll hasten the healing process too. 13-Aug-2020
https://www.vogue.in/beauty/content/hot-vs-cold-temperatures-what-is-best-for-healthy-glowing-skin#:~:text=However%2C%20too%20much%20too%20soon,slow%20and%20controlled%20is%20key.&text=For%20those%20with%20painful%2C%20cystic,hasten%20the%20healing%20process%20too.