What is a proper natural why to recap serotonin production from your brain? I don't feel anything but dread and negative feelings, I can't enjoy anything anymore.

What exactly is the difference between these 3 expressions? Aren't they the same?

I'm interested in naturally occurring mathematics in nature, like logarithmic spirals.
I want to find naturally occurring patterns/ equations in the human body. I am autistically interested in the skull/ jaw and I want to find a model for how the jaw develops, pic related.
My hope is to be able to index jaw development based solely on ratios & angles of jaw occlusion, without having to physically measure the skull.
I'm not interested in what caused differing facial development, just finding ways to measure it and find out how to model the human jaw.
I'm very familiar with the anatomy of the skull due to my autistic interest. I know everything there is to know about the topography of the skull, I even bought a copy of the Pernkopf atlases to help me study.

What maths should I focus on to do this? I have been studying calculus recently.

How legitimate are our current cancer treatment methods? Are some practices continued because they are extremely profitable? I'm not saying that cure for cancer is being suppressed but could it be that ineffective treatments get utilized by companies with a financial interest in doing so?

He's smarter than you. You can rage, rage against this fact, but a fact it remains.

What is the best STEM field to be an independent NEET scientist?

Any recommendation on a software who can do a simple animation for demonstrate force action (vibration) in a tower?

My dermatologist said that to cure acne I have to stop drinking milk and any dairy for 3-6 months. He also said I can drink oat milk and onions milk instead.

What do? I can’t drink coffee anymore :(

Why did you choose to study engineering?

Females tend to write in a rather unique way when in informal situations. However, I have noticed that these characteristics might obscure the individuality to some extent.
To confirm this hypothesis, I tried a couple of female-centred spaces. To my surprise, any individuality beyond emotional one is almost indistinguishable there (results are magnified). Instead of operating in patterns like males do, they operate in cycles.
Any scientific explanations for this?
My best guess is that I'm commiting some logical error/sample is too small (cc, /soc/, reddit)