Orthostatic intolerance as a potential contributor to prolonged fatigue and inconsistent performance in elite swimmers

Table 1 Symptoms at presentation in five underperforming swimmers

Patient	Age in years	Sex	Type of Swimming*	Presenting Symptoms
Patient	Age in years	Sex	Type of Swimming*	Fatigue	LH	PEM	Headache	Cognitive difficulties	Other
1	≥ 20	F	100–200 m stroke	x	x	x	x	x	Recurrent sinusitis Myalgias Inability to sit still
2	< 20	M	Distance freestyle	x	x	x			Chills Abdominal pain Cough Sweating
3	< 20	F	Distance freestyle	x	x		x
4	≥ 20	M	100–200 m stroke	x			x		Dysthymia
5	≥ 20	F	Mid-distance	x	x	x		x	Moderate depression Heat intolerance Presyncope

LH, lightheadedness. PEM, post exertional malaise
*Stroke refers to backstroke, butterfly, or breaststroke. Mid-distance refers to races of 200–400 m

ISSN: 2052-1847