Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), chats with her mom, Denise Spencer, 60, at her parents' house in Long Island, New York, U.S. May 21, 2022. Denise is worried that her daughter won't be able to fulfil her dream of becoming a doctor, due to her health condition. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), organises her weekly medication, at her apartment in Syracuse, New York, U.S. May 8, 2022. Nicole takes about eight different pills on a regular basis. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), checks her social networks before going to sleep, at her apartment in Syracuse, New York, U.S. May 7, 2022. For Spencer, apps like Instagram and TikTok provide a bridge to meeting new friends because their conditions rapidly deplete their energy and can make it painful to walk. "I don’t go out. I don’t get as much social time and I don’t make as many friends" Spencer said. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), prepares to record a video for her Instagram account, where she recounts the journey of her medical condition and provides advice for other patients like her, at her apartment in Syracuse, New York, U.S. May 8, 2022. For Spencer, apps like Instagram and TikTok provide a bridge to meeting new friends because their conditions rapidly deplete their energy and can make it painful to walk. "I don’t go out. I don’t get as much social time and I don’t make as many friends" she said. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), shows her bracelet with her medical information engraved, in Syracuse, New York, U.S. May 8, 2022. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), checks her pulse with an oximeter, while she lies on the couch at her apartment, in Syracuse, New York, U.S. May 8, 2022. Three times a day, Nicole uses the oximeter to check that her heart rate hasn't raised, as a regular part of her treatment. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), prepares to record a video for her Instagram account, at her apartment in Syracuse, New York, U.S. May 8, 2022. For Spencer, apps like Instagram and TikTok provide a bridge to meeting new friends because her conditions rapidly deplete her energy and can make it painful to walk. "I don’t go out. I don’t get as much social time and I don’t make as many friends" she said. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), photographs her emotional support dog, Tara, while preparing a package containing medical and motivational accessories for Shannon Mcmullen, 20, who has the same medical condition as Nicole, at her apartment in Syracuse, New York, May 6, 2022. Nicole began to prepare these packages, as a way to help other young people, when she was depressed in bed and doctors could not find the right diagnoses or medication. REUTERS/Magali Druscovich SEARCH “DRUSCOVICH HEALTH SOCIAL MEDIA” FOR THIS STORY. SEARCH “WIDER IMAGE” FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), studies for her final exams, at the library in Upstate Medical University, in Syracuse, New York, U.S. May 7, 2022. Spencer's plan is to become a pediatrician and work with children and teens who must also manage chronic conditions. "Through all of the experiences that I've had, through being sick myself or seeing my friends go through much more challenging illnesses… if I could make one kid feel a little less alone, that would be my dream," she said. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), plays with her friend Vika Rauzina, 24, and their respective pets, in their student building's park, in Syracuse, New York, U.S. May 5, 2022. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), poses at the library, in Upstate Medical University, Syracuse, New York, U.S. May 5, 2022. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A note is seen above Nicole Spencer's desk, which she wrote to herself when she went back to university after a year off due to medical absence, at her apartment in Syracuse, New York, U.S. May 5, 2022. Spencer, 24, is a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS). REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), feeds her emotional support dog Tara, at a coffee shop in Syracuse, New York, U.S. May 3, 2022. Tara is trained to lick Nicole on the occasion she passes out and to detect changes in her heart rate. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), sits at her weekly IV infusion session at the HydrOcuse Medspa Solution Center, in Syracuse, New York, U.S. May 4, 2022. The procedure helps her prevent fainting, tachycardia and vitamin deficiencies. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), sits in her car on her way home from university, in Syracuse, New York, U.S. May 3, 2022. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Nicole Spencer, 24, a medical student who suffers from Postural Orthostatic Tachycardia Syndrome (POTS), is interviewed by Haley Carey, 24, about her medical condition, at her apartment in Syracuse, New York, U.S. May 4, 2022. Carey also has POTS and met Spencer through social media. Both share their symptoms daily and support each other. REUTERS/Magali Druscovich SEARCH "DRUSCOVICH HEALTH SOCIAL MEDIA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. REUTERS/Christian Mang 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. REUTERS/Christian Mang 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. A banner reads "Silence kills. We demand actions". REUTERS/Christian Mang TPX IMAGES OF THE DAY 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. REUTERS/Christian Mang 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. REUTERS/Christian Mang 

People lay down during a "die-in" protest outside of the Reichstag building, depicting the posture of civilians found dead in the streets of the Ukraine town of Bucha, as Russia's invasion of Ukraine continues, in Berlin, Germany, April 6, 2022. REUTERS/Christian Mang 

Australian Minister of Defense Peter Dutton, poses for a group photograph with Australian Foreign Minister Marise Payne, Secretary of State Antony Blinken, and U.S. Defense Secretary Lloyd Austin (not pictured) at the State Department in Washington, U.S., September 16, 2021. Andrew Harnik/Pool via REUTERS 

U.S. Representative Madison Cawthorn (R-NC) holds a potential bill as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. Representative Madison Cawthorn (R-NC) holds a potential bill as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee, including U.S. Representative Jim Banks (R-IN), speaking, and Rep. Madison Cawthorn (R-NC), holding a pontential bill, for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo departs after joining members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

Republican Study Committee Chairman U.S. Rep. Jim Banks (R-IN), joined by former Secretary of State Mike Pompeo, holds a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee, including U.S. Representative Jim BAnks (R-IN) and Rep. Madison Cawthorn (R-NC), holding a pontential bill, for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo answers a reporter's question as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo listens to a reporter’s question as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst 

A general view picture shows a security fence near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt 

Warning signs are seen near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt 

An Iron Dome anti-missile system is seen near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt 

A protestor takes a meditative posture while demonstrating against the death in Minneapolis police custody of African-American man George Floyd, and of Dion Johnson, who was killed in Arizona, outside of Phoenix police headquarters in Phoenix, Arizona, U.S. May 29, 2020. Picture taken May 29, 2020. REUTERS/Nicole Neri 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

Senate Armed Services Committee chairman Senator James Inhofe (R-OK) speaks with ranking member Senator Jack Reed (D-RI) before a hearing on "Department of Defense Budget Posture" with U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley and U.S. Defense Secretary Mark Esper on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

Senator Tom Cotton (R-AR) greets U.S. Defense Secretary Mark Esper and U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Defense Secretary Mark Esper, left, testifies beside U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Defense Secretary Mark Esper, left, testifies beside U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

U.S. Defense Secretary Mark Esper testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner 

Sergent Johnny Senghe strikes a yoga pose while his teacher Sergent Felixon Musa corrects his posture during a training session at country's military headquarters in Freetown, Sierra Leone October 25, 2019. Picture taken October 25, 2019. REUTERS/Cooper Inveen REFILE - CORRECTING DATE 

U.S. Defense Secretary Jim Mattis (R), and Joint Chiefs Chairman General Joseph Dunford (L) testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein 

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein 

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein 

U.S. Defense Secretary Jim Mattis and Joint Chiefs Chairman General Joseph Dunford testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein 

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein 

U.S. Joint Chiefs Chairman Joseph Dunford arrives to testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington REUTERS/Aaron P. Bernstein