![person studying](/sites/default/files/styles/large/public/understandingpi.jpg?itok=Zo3vrl11)
Walk for PI
The IDF Walk for Primary Immunodeficiency (PI) is an opportunity for communities across the U.S. to raise both funds and awareness for PI. At each event, you can form a team, join a team, register as an individual walker, or make a contribution.
![map of US with pins for cities](/sites/default/files/styles/medium/public/Walk%20web%20image.png?itok=l8wcac4O)
Walk event launched in eight cities across the U.S.
![Older woman receives vaccine in the upper arm.](/sites/default/files/styles/medium/public/Older%20adult%20vaccine%20%281%29.jpg?itok=kS15-zVl)
Update: What RSV preventatives mean for those with PI
![Ezra toddler 2](/sites/default/files/styles/medium/public/ezra%20toddler2.jpg?itok=AssBUJzq)
Teen hosts podcast featuring peers with hyper IgM syndrome
![Nurses Advisory Committee members 2024 edit](/sites/default/files/styles/medium/public/NAC1.jpg?itok=14AXwovF)
New NAC members dedicated to solving the ‘puzzles’ of PI
![Woman uses asthma inhaler.](/sites/default/files/styles/medium/public/Asthma.jpg?itok=h1-oEHdm)
Primary immunodeficiency can bring other immune system diagnoses
![bird](/sites/default/files/styles/medium/public/Bonnie%27s%20bird.jpg?itok=zoQFFRVM)
Volunteer established PI education groups 33 years ago
![IDF video](/sites/default/files/styles/medium/public/idf-video-fallback.jpg?itok=igpGBW9o)
Ask the expert: PI and travel
![Doctor speaking with girl and her parent.](/sites/default/files/styles/medium/public/Doc-with-girl-parent-Stock.jpg?itok=o0uA4_WF)
Mavorixafor approved for treating WHIM syndrome
![insurance policy](/sites/default/files/styles/medium/public/League%20Spartan.jpg?itok=t48w1Wja)