Hairdresser and arms so weak??

Alicia • Blessed wife and mommy of a handsome boy 🏈💙11/20/15. Due with baby girl! 🎀💜2/11/19 💕
Anyone else's arms extremely weak? I mean I know I'm more tired then usual but lifting my arms for a few seconds feels like tortur. And I'm a hairdresser so it's defiantly making my job extremely difficult.