Effects of Energy Drinks on Sleep and Cardiovascular Health

Effects of Energy Drinks on Sleep and Cardiovascular Health in Healthy Young Adults A Double Blind Randomized Clinical Trial

The purpose of this study is to learn about the change in quality of sleep, structural organization of sleep, and cardiovascular responses after consuming an energy drink compared to a placebo drink with no caffeine or stimulants.

Inclusion Criteria:

• Adults 18 years of age and older.
• Healthy subjects without known cardiovascular disease and thyroid disease.
• Subjects who are on no medications (except oral contraceptive pill).
• Nonsmokers.
• No prior history of caffeine sensitivity or allergy.

Exclusion Criteria:

• Subjects with known cardiovascular or thyroid disease.
• Subjects currently taking medications other than oral contraceptive pill.
• Smokers.
• Prior history of caffeine sensitivity or allergy.
• Pregnancy.
• Subjects who regularly consume energy drinks.
• Subjects who typically go to sleep after midnight.
• Subjects who traveled across 2 time zones in the last 7 days.
• Shift workers.
• Subjects who have or are suspected to have sleep apnea.
• Subjects who have a body mass index > 35kg/m^2.