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Below, they share their stories about what its like living withweakened immunity.

6 Celebrities on What Its Like to Be Immunocompromised

Before Kesha was diagnosed, she tried to just work around the tiredness she often felt.

I had a really hard time saying no to interviews or photo shoots, she explained.

It led to severe exhaustion physically and mentally.

6 Celebrities on What Its Like to Be Immunocompromised

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Now she prioritizes rest to stay well.

I learned after my diagnosis that sleep is the most important thing, she said.

I feel like Im just playing catch-up on my teens and twenties still.

6 Celebrities on What Its Like to Be Immunocompromised

Cindy Ord/Getty Images

I couldve had a stroke, she toldBillboard.

I locked myself away until I was confident and comfortable again.

And I am doing quite well now.

6 Celebrities on What Its Like to Be Immunocompromised

Pascal Le Segretain/Getty Images

I literally got too sick to continue to play professional sports, she recalled.

She said she wasnt able to compete for around nine months.

I felt out of control, she said.

6 Celebrities on What Its Like to Be Immunocompromised

David Livingston/Getty Images

Thankfully, Williams received treatment that workedbut her healing didnt happen overnight.

In the beginning, I just had to wait to get better, she toldPrevention.

One of the medications I had took six months to set in.

6 Celebrities on What Its Like to Be Immunocompromised

Jamie McCarthy/Getty Images

There was another that took one to three months.

Before I was on medication, the quality of my life wasnt as good because I was extremely uncomfortable.

Just being alive was very uncomfortable.

6 Celebrities on What Its Like to Be Immunocompromised

Steve Granitz/Getty Images

I was exhausted to the point that I was just always uncomfortable or in pain.

Williams is now back on the court thanks to the help of her doctors and supportive lifestyle choices.

It isnt always easy, but thats a part of the challenge.

In 2021, Carrie Ann InabaleftThe Talkto focus on her health.

I believe strongly in sharing my journey, Inaba wrote in a 2021 post.

Now shes dedicated to being an autoimmune warrior and an advocate for others with invisible illnesses.

I want to share what Im doing so I can help people, she toldYahoolast year.

The condition caused Hyland to experience kidney failure at 21 years old.

to get to save her life, she underwent a transplant with a kidney donated by her father.

In 2016, her body began to reject it, asshe told SELFin a 2018 interview.

When you have an organ transplant, it’s basically a foreign thing in your body, she explained.

Yourimmune systemwill want to attack it and be like, What is this?

This is not supposed to be here.

In 2017, Hyland went ondialysis, a treatment that filters waste from the blood when the kidneys cant.

Doctors removed the donated kidney that year.

Shortly thereafter, her younger brother gave her one of his.

Now the 32-year-old is in stable health, but will take immunosuppressants for the rest of her life.

The thing that I miss most is grapefruit, she told SELF.

I f*cking love grapefruit.

In 2018, Selma Blair received a diagnosis that made sense of40 years worthof debilitating symptoms.

Im so much better, but it haunts my physical cells.

Some people wake up two years later and theyre like, Im healed!

But I never had that moment.

I just stopped having regression.

TheCruel Intentionsactress isnt letting that stop her from advocating for others.

I dont find the advocacy trying, she told SELF.

I know its for other people more than myself, and it makes me feel better.