Answer:
1 both really help the both and the brain to work perfectly fine and some say that meditating can boost ur brains thinking.
2.to be able to talk with someone with both eyes staring at each other .this has helped way more countless times bcoz now i am able to witness if that person might be interested in our conversation or what.NB (eye contact)
3.self awareness has benefited my life in way that I have to always tell my self that "I'm enough and I have confidence in my self" regardless of what people may say its just me,myself,and I.