At a glance
- Earn free continuing education credits for the interactive web-based training module, Understanding and Managing AGS for Healthcare Providers.
- Explore important research publications to enhance your practice.

Earn free continuing education
The interactive web-based training module, , is designed to increase knowledge of alpha-gal syndrome and help clinicians more rapidly diagnose patients.
- Free continuing education (CE) is awarded when requested.
- No fees are charged for CDC’s CE activities.
- Details about course objectives, faculty, accreditation, disclosures, instructions for obtaining CE, and fees follow.
Objectives
- Describe the epidemiology of alpha-gal syndrome.
- Identify clinical characteristics of alpha-gal syndrome.
- Describe appropriate diagnostic testing for alpha-gal syndrome.
- Promote appropriate management of alpha-gal syndrome.
- Explain tick bite prevention.
- Discuss the interdisciplinary collaboration relevant to alpha-gal syndrome, including healthcare teams and public health.
Instructions for obtaining CE
To receive continuing education (CE) for WB4954, Understanding and Managing Alpha-gal Syndrome for Healthcare Providers, please visit and search for the course in the Course Catalog using WB4954. Follow the steps below by July 8, 2027.
- Register for and complete the course.
- Pass the post-assessment at 78%.
- Complete the evaluation.
- Visit Your Learning to access your certificates and transcript.
Accreditation statements
AAPA: Continuing Medical Education (CME) for PA:
In support of improving patient care, the Centers for Disease Control and Prevention is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team.
The Centers for Disease Control and Prevention has been authorized by the American Academy of PAs (AAPA) to award AAPA Category 1 CME credit for activities planned in accordance with AAPA CME Criteria. This activity is designated for 1.5 AAPA Category 1 CME credits. Approval is valid until 07/08/2027. PAs should only claim credit commensurate with the extent of their participation.
AAVSB: Registry of Approved Continuing Education (RACE):
This program was reviewed and approved by the AAVSB RACE program for 1.25 hours of continuing education.
Participants should be aware that some boards have limitations on the number of hours accepted in certain categories and/or restrictions on certain methods of delivery of continuing education. Please contact the AAVSB RACE program if you have any comments/concerns regarding this program's validity or relevancy to the veterinary profession.
ACCME: Continuing Medical Education (CME):
In support of improving patient care, the Centers for Disease Control and Prevention is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team.
The Centers for Disease Control and Prevention designates this Enduring Material activity for a maximum of 1.5 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.
ACPE: Continuing Pharmacy Education (CPE):
In support of improving patient care, the Centers for Disease Control and Prevention is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team. The Centers for Disease Control and Prevention designated this event for pharmacists to receive 0.15 CEUs in pharmacy education. The Universal Activity Number is JA4008229-0000-25-044-H01-P.
ANCC: Continuing Nursing Education (CNE):
In support of improving patient care, the Centers for Disease Control and Prevention is jointly accredited by the Accreditation Council for Continuing Medical Education (ACCME), the Accreditation Council for Pharmacy Education (ACPE), and the American Nurses Credentialing Center (ANCC), to provide continuing education for the healthcare team.
The Centers for Disease Control and Prevention designates this activity for 1.5 nursing contact hours.
IACET: Continuing Education Units (CEU):
The Centers for Disease Control and Prevention is authorized by IACET to offer 0.1 CEU's for this program.
NBPHE: Certified Public Health (CPH):
The Centers for Disease Control and Prevention is a pre-approved provider of Certified in Public Health (CPH) recertification credits and is authorized to offer 2.0 CPH recertification credits for this program.
NCHEC: Certified Health Education Specialist (CHES):
Continuing Education Contact Hours for Certified Health Education (CHES)
Sponsored by the Centers for Disease Control and Prevention, a designated provider of continuing education contact hours (CECH) in health education by the National Commission for Health Education Credentialing, Inc. This program is designated for Certified Health Education Specialists (CHES®) and/or Master Certified Health Education Specialists (MCHES®) to receive up to 1.5 total Category I continuing education contact hours. Maximum advanced level continuing education contact hours available are 1.5. Continuing Competency credits available are 1.5. CDC provider number 98614.
NCHEC: Master Certified Health Education Specialist (MCHES):
Continuing Education Contact Hours for Certified Health Education (MCHES)
Sponsored by the Centers for Disease Control and Prevention, a designated provider of continuing education contact hours (CECH) in health education by the National Commission for Health Education Credentialing, Inc. This program is designated for Certified Health Education Specialists (CHES®) and/or Master Certified Health Education Specialists (MCHES®) to receive up to 1.5 total Category I continuing education contact hours. Maximum advanced level continuing education contact hours available are 1.5. Continuing Competency credits available are 1.5. CDC provider number 98614.
Disclosure
In compliance with continuing education requirements, all planners and presenters must disclose all financial relationships, in any amount, with ineligible companies during the previous 24 months as well as any use of unlabeled product(s) or product(s) under investigational use.
CDC, our planners, and content experts wish to disclose they have no financial relationship(s) with ineligible companies whose primary business is producing, marketing, selling, reselling, or distributing healthcare products used by or on patients.
Content will not include any discussion of the unlabeled use of a product or a product under investigational use.
CDC did not accept financial or in-kind support from ineligible companies for this continuing education activity.
The Centers for Disease Control and Prevention (CDC) complies with applicable Federal civil rights laws and does not discriminate based on race, color, national origin, age, disability, religion, or sex. To learn more visit: .
For assistance with CDC CE courses, please e-mail train@cdc.gov.
Research publications
Geographic distribution
Thompson JM, Carpenter A, Kersh GJ, Wachs T, Commins SP, Salzer JS. Geographic distribution of suspected alpha-gal syndrome cases—United States, January 2017–December 2022. MMWR. 2023;72(30):815-820.
Clinical resources
Binder AM, Commins SP, Altrich ML, Wachs T, Biggerstaff BJ, Beard CB, Petersen LR, Kersh GJ, Armstrong PA..Ann Allergy Asthma Immunol. 2021;126(4):411-416.e1.
Chung CH, Mirakhur B, Chan E, Le QT, Berlin J, Morse M, et al. N Engl J Med. 2008;358(11):1109–17.
Commins SP. . Expert Rev Clin Immunol. 2020;16(7):667-677.
Commins SP, Satinover SM, Hosen J, Mozena J, Barish L, Lewis BD, et al. J Allergy Clin Immunol. 2009;123(2):426-433.e2.
Hilger C, Fischer J, Wölbing F, Biedermann T.Curr Allergy Asthma Rep. 2019;19(1):3.
Kim MS, Straesser MD, Keshavarz B, Workman L, McGowan MC, Platts-Mills TAE, et al. J Allergy Clin Immunol Pract. 2020;8(1):364-367.e2.
Mabelane T, Basera W, Botha M, Thomas HF, Ramjith J, Levin ME. Pediatr Allergy Immunol. 2018;29(8):841–9.
Platts-Mills TAE, Li R, Keshavarz B, Smith AR, Wilson JM. J Allergy Clin Immunol Pract. 2020;8(1):15-23.e1.
Taylor M, Kersh G, Salzer J, Jones ES, Binder AM, Armstrong PA, et al. . Ann Allergy Asthma Immunol. 2024 S1081-1206(24):74-7.
Wilson JM, Schuyler AJ, Workman L, Gupta M, James HR, Posthumus J, et al. J Allergy Clin Immunol Pract. 2019;7(7):2348-2358.e4.
Healthcare provider knowledge
Carpenter A, Drexler NA, McCormick DW, Thompson JM, Kersh G, Commins SP, Salzer JS. Health care provider knowledge regarding alpha-gal syndrome—United States, March–May 2022. MMWR. 2023;72(30):809-814.
Tick bites and alpha-gal syndrome
Commins SP, James HR, Kelly LA, Pochan SL, Workman LJ, Perzanowski MS, et al. J Allergy Clin Immunol. 2011;127(5):1286-1293.e6.
Commins SP, Jerath MR, Cox K, Erickson LD, Platts-Mills T. Allergol Int. 2016;65(1):16–20.
Crispell G, Commins SP, Archer-Hartman SA, Choudhary S, Dharmarajan G, Azadi P. Front Immunol. 2019;10:1056.
Hashizume H, Fujiyama T, Umayahara T, Kageyama R, Walls AF, Satoh T. J Am Acad Dermatol. 2018;78(6):1135-1141.e3.
Kersh GJ, Salzer J, Jones E, et al. Ann Allergy Asthma Immunol. 2022;130(4):472-478.
Mitchell CL, Lin F-C, Vaughn M, Apperson CS, Meshnick SR, Commins SP. Parasites Vectors. 2020;13(1):470.
Young I, Prematunge C, Pussegoda K, Corrin T, Waddell L. Ticks Tick Borne Dis. 2021;12(3):101674.