For privacy reason we will not be collecting information on any existing medical conditions. Please find below a list of medical condition categories. Unfortunately, for safety purposes, if you do have any of the listed conditions you will not be eligible to participate in this experiment. If you are unsure about your eligibility, please feel free to state below in the response area provided or contact me directly via email.

You have been invited to participate in this study because you have shown interest and agree to following conditions:

• Should not be currently taking any psychoactive medication/drug as follows:
     o Anesthesia medication/drug to block physical pain, e.g., used during medical procedures like surgery;
     o Pain management medication/drug to manage the subjective experience of pain (e.g., aspirin, ibuprofen, etc.);
     o Mental disorder medication/drug to control mental and emotional disorder (e.g., antidepressants);
     o Any medication/drug, which affects the central nervous system;
     o Any medication/drug, which blocks the sensation in the central nervous system; and
     o Should have no prior history of drug or alcohol abuse, neurological, psychiatric or sleep disorders;
• Should have no prior history of drug or alcohol abuse, neurological, psychiatric or sleep disorders;
• Have a sleep-wake pattern where you would typically rise by at least 9 am each morning, for a duration of at least 6 hours sleep per night or longer;
• Be a non-smoker; and
• Refrain from any alcoholic drinks and caffeinated products 24 hours before each session.