Almost the end of tunnel for me. Shit scared. Having panic attacks

Almost 12 years experience Current ctc 50+ Savings liquid around - 10L Was working part of Wells. Got PIPed Quit because of office politics. Got three comparable salaries at three startups in Bangalore Joined one with 5% paycut because of a promised better work life blalance and almost remote opportunities (1 day a week office) Now for last 2 months working 15-16 hours a day with constant work Asshl manager asking to work and complete every jira at night 9 o clock scrum everyday Last 2 weeks we are working both the weekends Having bad health issues. Started having chest pain.. dizziness Donno what to do?? Shall I take a break?? Please suggest as a friend/brother. What would you do if I were you??? Help.