Technology-Assisted Cholesterol Trial in Consumers (TACTiC)

Inclusion Criteria: 1. Males, 20-75 years of age 2. Females, 20-75 years of age (This inclusion criterion will be applied until 50 females under the age of 50 years complete the initial TASS assessment in the Web App). After this quota of 50 females under the age of 50 years old is met, the inclusion criterion will be revised to females 50-75 years old). 3. Respond to advertising regarding a concern about high cholesterol or heart health 4. Able to read speak and understand English Additional Criteria for Inclusion for Actual Use (at Virtual Visit 1) 1\. Participant reads and signs the Informed Consent form Exclusion Criteria: 1. The participant or anyone in their household is currently employed by any of the following: * A pharmacy or pharmaceutical company * A consumer healthcare company * A manufacturer of medicines * A managed care or health insurance company * A healthcare practice * An employee of AstraZeneca or Concentrics Research 2. The participant has ever been trained or employed as a healthcare professional (physician, nurse, nurse practitioner, physician assistant, pharmacist). 3. The participant has, or cannot recall whether he/she has, received an investigational therapy as part of a clinical trial in the previous twelve (12) months 4. The participant is not willing to provide contact information. 5. Previous enrollment in the present study. 6. The participant has a mailing address in Alaska or their mailing address is a Post Office (PO) Box. 7. The participant is not willing to complete an eDiary 8. The participant is a woman of childbearing potential and is not following contraception guidelines or is not willing to follow contraception guidelines including practicing abstinence or using at least 1 of the following acceptable methods of birth control for at least 1 month prior to entry into the study and for 1 month after study completion: hormonal -oral, implantable, injectable, or transdermal; mechanical - spermicide in conjunction with a barrier such as a condom or diaphragm; intrauterine device; or surgical sterilization of partner. 9. The participant does not have access to the internet. 10. The participant does not have an email address or the ability to receive emails. 11. The participant responds to the Single Item Literacy Screener 2 (SILS2) question (See References) with either 'extremely' or 'quite a bit.' (If the quota for normal literacy is met, but the limited literacy target is not met, the SILS2 exclusion will be used to help increase the percentage of limited literacy participants at Virtual Visit 1. Participants identified as normal literacy by Rapid Estimate of Adult Literacy in Medicine \[REALM\] testing at Virtual Visit 1 will not be excluded from entry into the treatment phase of the study.) 12. Inability to conduct interviews in a private location so that sensitive information about the participant or study would not be overheard by others not permitted to hear such information. Additional Criteria for Exclusion from Actual Use (at Virtual Visit 1) Confirmation by Concentrics Central Medical Operations Group (CMOG) clinician: 1. That the participant is pregnant, as determined by an approved self-administered OTC urine pregnancy test (UPT) conducted for all female participants of childbearing potential (Female participants who are not post-menopausal or surgically sterile). 2. That the participant is breastfeeding. 3. That the participant has an allergy to rosuvastatin.