Table 2 Increases or decreases in symptom reporting for 30 male and 45 female collegiate athletes after activity compared with before activity

Symptoms	Males									Females
	Increase					Decrease				Increase				Decrease
	4+	3	2	1	0	1	2	3	4+	4+	3	2	1	0	1	2	3	4+
Headache	0	0	13.3	0	70	3.3	3.3	6.7	3.3	0	0	2.2	8.9	66.7	6.7	8.9	2.2	4.4
Nausea	3.3	0	3.3	3.3	83.3	0	6.7	0	0	0	0	2.2	2.2	84.4	6.7	4.4	0	0
Vomiting	0	0	0	0	100	0	0	0	0	0	0	0	0	95.6	4.4	0	0	0
Balance problems	6.7	0	3.3	13.3	73.3	3.3	0	0	0	0	2.2	11.1	11.1	71.1	2.2	2.2	0	0
Dizziness	3.3	3.3	0	16.7	73.3	0	0	3.3	0	0	0	4.4	15.6	71.1	6.7	0	2.2	0
Fatigue	3.3	6.7	16.7	26.7	26.7	0	10	6.7	3.3	15.5	4.4	13.3	17.8	22.2	11.1	6.7	2.2	6.6
Sensitivity to light	0	0	0	6.7	80	6.7	6.7	0	0	0	0	2.2	2.2	80	13.3	2.2	0	0
Sensitivity to noise	0	0	0	3.3	96.7	0	0	0	0	0	0	0	0	91.1	4.4	2.2	0	2.2
Irritability	0	0	0	3.3	83.3	3.3	6.7	0	3.3	0	0	2.2	4.4	68.9	8.9	4.4	11.1	0
Sadness	0	0	0	3.3	90	3.3	3.3	0	0	0	0	0	0	71.1	15.6	4.4	4.4	4.4
Nervousness	0	0	0	3.3	83.3	3.3	6.7	3.3	0	0	0	0	0	68.9	13.3	13.3	2.2	2.2
Feeling more emotional	0	0	3.3	3.3	90	0	0	0	3.3	0	0	0	0	68.9	13.3	8.9	6.7	2.2
Numbness and tingling	6.7	0	3.3	13.3	76.7	0	0	0	0	0	4.4	0	11.1	84.4	0	0	0	0
Feeling mentally foggy	0	3.3	3.3	3.3	76.7	0	3.3	6.7	3.3	0	0	0	13.3	71.1	6.7	4.4	0	4.4
Difficulty concentrating	0	0	0	6.7	73.3	3.3	10	3.3	3.3	0	0	4.4	11.1	66.7	6.7	4.4	2.2	4.4
Visual problems	0	0	3.3	0	86.7	0	6.7	3.3	0	0	0	0	4.4	88.9	6.7	0	0	0

Data are percentages of athletes who reported an increase or decrease, of a certain magnitude (eg, 2 points), after the exercise protocol.