Figure 2From: Cardiovascular responses to cognitive stress in patients with migraine and tension-type headacheSystolic and diastolic BP development throughout the stress test and recovery period. Values are given as group means (SEM). UIR: Uninstructed rest period (baseline EMG). FB: EMG feedback aided rest period. 0 – 60: During the cognitive stress test. 65 – 95: Relaxation period after the test.Back to article page