eat a bananna and drink a bottle of kombucha
go for a walk in the woods.
take a pause and just stand still in the woods with no one around (forest bathing it’s called)
read: ‘zen mind, beginners mind’ by Suzuki, and ‘Subtle art of not giving a fuck’ by Mark Manson.
while you read those books, find something that interests you that involves your hands. Art work, sculpture, gardening, working on old motorcycles or cars, playing with legos…find something that occupies your brain space and uses your hands. you could refurbish old tools and sell for a profit on CL.
Sign up for an adult learning class (usually less than $150 or so) so you can do something, invest in yourself and possibly meet another girl.
do more, think less. move more, sit still less. This isn’t “tough love” and it’s not going to cure depression. Still take the advice of seeing a professional, but these things could help you.