It would be exactly the same thing people expect from people with mental disorders. You must manage your disorder in such a manner that to the outside world it appears as though you don't have it. Which is totally not an unreasonable ask and definitely not exhausting and untenable to have to fight against your own body for 16 hours a day.

You can't blame your disorder so no turning down plans because you don't have the energy today—better take another dose of stimulants and power through! And don't you dare ask for or expect any kind of accommodation because that's just using your diagnosis as an excuse to be lazy.

This is one of the most under-discussed hardships about the reality of living with nearly invisible disabilities. The expectation that it remain invisible at all times is hard to live with.

If you care about people who have disabilities, give them grace when the facade slips.