There may be a delay of 2 days between sessions. Not valid for redemption if you have any of the following health conditions: insert health conditions . Consultation included; full refund if found unsuitable. May be repurchased every 30 days. Not suitable for customers with bleeding disorders, allergies to insert type of allergen or keloid scarring. Not valid with other offers or promotions. Appointment required, contact by phone at +44 20 8840 5835 ; provide Groupon code. Present Groupon on arrival.