![Jillian Croke | Pharmacienne et pharmacienne gestionnaire](/sites/default/files/styles/career_image/public/2020-07/jillian3.jpg?itok=0pzQHi86)
Jillian Croke
Pharmacist/Pharmacy Manager
![Bread and wheat with a warning sign](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/gluten-intolerance-with-bread-and-wheat.jpg?itok=Ytq99uNA)
Celiac Disease: When You Really Need to Stay Gluten-Free
STEM Explained
Celiac disease is an autoimmune disorder. Gluten triggers an immune system response, seriously affecting nutrition.
![Cartoon of people cleaning teeth](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Cartoon_dentists_cleaning_a_tooth.jpg?itok=vK4Ow00y)
How can chemistry help you take care of your teeth?
STEM Explained
What are your teeth made up of? What chemistry is at work in your mouth? Why do some people get cavities even if they brush regularly?
![Suffering from a hangover](/sites/default/files/styles/resource_card_image_360x300_/public/2019-11/suffering_from_a_hangover.jpg?itok=6Wjz2McS)
Why Do People Get Hangovers?
STEM Explained
Why does drinking too much alcohol make people feel so bad? Read about four theories.
![Finger with a drop of blood](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Finger_with_a_drop_of_blood.png?itok=9rIlbgSt)
The Immune Response
STEM Explained
When you cut your finger, your immune system kicks in to protect you from pathogens.
![man sick with the flu](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/man_sick_with_the_flu.jpg?itok=5C2Zm7yV)
The Surprising Reason You Feel Awful When You're Sick
STEM Explained
Viruses can make you feel awful! This article explains how feeling bad might be your immune system’s way of helping you heal.
![Bottle of Measles, Mumps, Rubella (MMR) vaccine](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Measles_Mumps_Rubella_vaccine.jpg?itok=9iioBN0c)
Measles and Measles Prevention
STEM Explained
Learn about the measles virus, its impact and vaccination for prevention of the disease.
![A 3D-rendered illustration of stem cells](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/3D_rendering_stem_cells.jpg?itok=FILo3TBN)
My Stem Cell Donation Story
STEM Explained
In April 2016, Let’s Talk Science volunteer Daniel Tarade donated stem cells to help a person who needed a stem cell transplant to survive. Learn what stem cells are, how and why people donate, and what Daniel’s experience was like.
![An artist’s rendition of a bacteriophage](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/bacteriophage-t4-virus.jpg?itok=NnZssCSK)
Phages vs. Antibiotics
STEM Explained
Many doctors prescribe antibiotics to cure infections. But should they be prescribing viruses instead?
![Electronic cigarette and traditional cigarettes](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/man-holding-electronic-cigarette.jpg?itok=Mx6yukyD)
Is Vaping Safer Than Smoking?
STEM Explained
Learn how e-cigarettes and other vaping products work, and why scientists and health professionals have concerns about their safety.
![Snake with open mouth](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Snake_with_open_mouth.jpg?itok=9bjWhnVu)
How Snake Venom Kills… and Saves Lives
STEM Explained
Snake venom can be dangerous for your circulatory system, nervous system or muscular system. But it can also be very useful in medicine.
![monster about to sneeze](/sites/default/files/2019-10/cute-little-monster-going-to-sneeze.jpg)
How does snot work?
Hands-on Activities
Make some fake snot and explore the function of mucus in this fun activity.
![aging through childhood, adulthood and old age](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/stages-of-woman.jpg?itok=LhPM5_xB)
Have Scientists Found a Way for People to Live Longer?
STEM Explained
Everything and everyone ages. But scientists have made discoveries about our cells and circulatory and immune systems that could potentially one day be used to increase human lifespans.
![T cells and cancer cells - Image © Meletios Verras, iStockPhoto.com](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/T%20cells%20and%20cancer%20cells.jpg?itok=H8EzjFj9)
Can Your Own Cells Cure Cancer?
STEM Explained
When a person has cancer, CAR-T Therapy uses their own cells to destroy the cancer cells in their body.
![Image © TLFurrer, iStockPhoto.com](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/6675.jpg?itok=rmr9LK-v)
Are Microbes Your Friend or Foe?
STEM Explained
Microbes are everywhere, even in your digestive tract. Some of these microbes are helpful, and some aren’t.