- Groups A, C, D and E: At least 50 mg of spontaneous resting axillary sweat production in each axilla measured gravimetrically at room temperature / humidity (20 - 25.6°C/20-80%) over a period of 5 minutes. (Patients should be at rest for at least 30 minutes after physical exercise including walking.) Group B: A mean of >50mg/5min of sweat production following a prior Ultherapy treatment.