However what are tears, truly? “Tears have the same construction to saliva in that they’re principally product of water but additionally include salt, fatty oils, and over 1,500 proteins,” board-certified dermatologist at Marmur Medical Rachel Westbay, M.D., FAAD, tells mbg.
PSA: There’s multiple form of tear. “Emotional tears have a unique chemical composition than normal tears we all know to lubricate the eyes all day lengthy,” Westbay explains.
“Emotional tears, also called psychic tears, have larger concentrations of protein-based hormones, together with prolactin, in addition to the neurotransmitter leucine enkephalin—a painkiller produced when one experiences stress,” she continues.
“Curiously, this confers better viscosity, so emotional tears keep in your face longer, which researchers imagine could also be a organic benefit in that it helps others see your misery and allow you to appropriately,” Westbay finishes. Fairly cool, proper?
So, how do emotional tears truly have an effect on your pores and skin? A part of the reply is hidden within the pH distinction. See, tears have a pH stage just like saline, which is true round 7. This occurs to be larger than the pH of our pores and skin, “Which is usually a pH of round 5.5 to six,” she explains.
“Consequently, whereas short-term publicity to tears is unlikely to be dangerous, long-term publicity can produce irritation and have an effect on pores and skin hydration by means of altering the pure pH,” Westbay says. Learn: A great cry session will not be detrimental to your pores and skin’s pH in a couple of minutes.
“Tears additionally include electrolytes, which explains their salty style, and the sodium and chloride content material, particularly, can alter the pores and skin’s regular fluid stability,” Westbay explains. “Because of osmosis, water travels to wherever the fluid is extra concentrated, with a purpose to preserve homeostasis.”
So, when the extra concentrated “facet” of your pores and skin is the surface (given the current circulation of tears), water strikes from inside your pores and skin’s barrier to the floor to attempt to stability either side, Westbay says. This will likely end in dehydration of the pores and skin’s superficial layers, she provides.
The reply: Concentrate on replenishing hydration to the pores and skin post-cry (sure, it is actually that easy). To return, just a few expert-backed strategies to do exactly that.