We discourage people to practice the activities in case of epilepsy, Raynaud’s syndrome type II or pregnancy. For any serious health condition, the participant should first consult their doctor. Furthermore, additional care should be taken for some participants. following conditions:
• People who have heart problems, or blood pressure that is (much) too high and who use medication for this
• Kidney failure
• Angina Pectoris
• Raynaud’s syndrome (type I)
• Migraines - people can experience sudden migraines when entering the ice
bath.
• Shortly after an operation
• Panic disorder -
• Cold urticaria
• Severe asthma -