Being frazzled is understandable in today's world where interference (think energy, radio interference, disruptive energies) are abundant. I'm talking about politics, ideologies, wars, pollution, noise, toxic work environments, food products (processed ~) ...
Exercise: now I don't live in CA anymore, but when I did, I used to ride the bicycle along the coast. A circa 15mi ride RT did wonders for getting my mind off difficulties, dramas and sometimes the abundant monkey mind. At present we go walking, do strength training, even drive out to someplace idyllic from time to time. Nature does wonders for the soul!
Another element is to listen to pleasant soundscapes:
Nutrition (never mind diets) plays a huge role in providing proper conditions to establish homeostasis as does oral ~ gut ~ brain health, as these affect one another like dominos.
REM sleep is essential, socializing with spiritually mature people, ...
As humans have a propensity for neuroticism[1], meditation is a great practice for grounding, taking inventory of one's life, gratitude ... the mind doesn't need to be active every minute of every day. After all, it's a calculator, it's meant for e.g. analyzing problems and synthesizing solutions ~ linear thinking [akin to digital]. Yet we live in an analog universe! You can intuit the rest.
These are things I've discovered, read up on, watched documentaries ... hope it helps. In the end, you'll need to get to know yourself and discover what allows you to be at your best.
[1]: negative thoughts towards self and others; critical, judgemental thinking - one cause of much stress for everyone involved