Guests should have a general knowledge of swimming, and be at ease in the water. Guests must be 12 years of age to participate. Guests under 16 years old must be accompanied by an adult. All guests must fill out a medical questionnaire. (See PADI.com for a copy of the questionnaire) Participants with heart conditions, blood pressure issues, a current cold or sinus congestion, epilepsy, asthma, diabetes, a severe medical problem, who are or may be pregnant or who are under the influence of alcohol or drugs are not permitted to dive. There are other medical questions and ALL guests should look at the questionnaire before signing up for this tour. If you are not eligible to dive due to a condition on the questionnaire, you may not be entitled to a refund. If taking medication consult your doctor before participating in this program.