Haff disease has an incubation period of eight hours and presents with nausea, vomiting, muscle rigidity, chest pain, diaphoresis, and brown urine. Though it is a self-limiting condition with a good prognosis, some cases may develop complications such as acute kidney injury and disseminated intravascular coagulation.

• As Haff disease is a rare clinical syndrome, it is oftentimes misdiagnosed. Early diagnosis and treatment are required to prevent the development of complications.

• It has an incubation period of eight hours and presents with nausea, vomiting, myalgias, muscle rigidity, chest pain (mimicking myocardial infarction), diaphoresis, dyspnea, and brown urine indicating myoglobinuria. As it is a self limiting condition with good prognosis, most patients recover in 2-5 days. Haff disease is rarely associated with mortality, but some cases may develop complications such as acute kidney injury and disseminated intravascular coagulation. ^{[1] [2]}