TL;DR:
- Bear markets are where long-term wealth gets created
- Staying vested is good, but we should continue investing
- Opt for Dollar-Cost Averaging (DCA) approach during volatile times
Read on: Investing During A Bear Market: Could A Dollar-Cost Averaging (DCA) Approach Make More Sense

Albeit a sponsored post, it provides a good understanding on investing during volatile times and why DCA would work.
If you are staying vested:
- A little more active management maybe necessary
- Rebalancing of assets could be done in according to your risk tolerance