Please help, goldfish is very sick

Sick fish please help

the goldfish that i just got hangs upside down at times and seems

the goldfish that i just got hangs upside down at times and seems

Sick fish

Help diagnosing sick goldfish

Is he sick?

How do I help my sick goldfish?

Help! Is he sleeping more or sick?

Sick Ranchu

Sick Goldfish

Sick? Off balance goldfish at bottom.