Anxiety
You have advantage on perception checks.
When entering combat, you may enter "Panic Mode" which gives you disadvantage on all rolls until the end of combat.
Insomnia
You no longer get the benefits of a long rest.
Autism
You gain proficiency in one skill. You have advantage on any rolls that involve that skill.
You have disadvantage on all persuasion, deception, and intimidation rolls.
Social Anxiety
You take 1D4 psychic damage whenever you enter any social situation.
ADHD
You cannot cast any spells that require concentration.