WASHINGTON, D.C. — In a dramatic moment that has sent shockwaves through the Capitol, Senate Minority Leader Chuck Schumer was hospitalized Wednesday morning after becoming lightheaded during a workout — a frightening episode attributed to the blistering heat wave currently baking the Northeast.

The 74-year-old Brooklyn Democrat was reportedly exercising when he began to feel faint. According to a spokesperson, he was rushed to a nearby hospital “out of an abundance of caution,” where doctors treated him for dehydration.

“It was a precautionary move,” the spokesperson told The Post. “He was treated, monitored, and has since been released. Senator Schumer is now back at work and feeling fine.”

But the incident has stirred alarm across Washington, as the extreme summer temperatures have begun taking a toll not only on vulnerable populations but now, it seems, on one of the most powerful lawmakers in the country.

The National Weather Service has issued heat advisories throughout the Northeast as temperatures soared past 100°F in some parts of the region. Washington, D.C., hit a sweltering 97°F by midday Wednesday — with a heat index that made it feel closer to 110.

Medical experts say the combination of intense heat, age, and physical exertion can be dangerous even for those in good shape. Schumer, known for keeping a busy schedule and walking briskly around Capitol Hill, was reportedly attempting his usual routine when the episode occurred.

Online reactions to the hospitalization poured in almost immediately. Some expressed concern for the longtime senator’s health, while others seized the moment to highlight the broader dangers of climate change and extreme weather.

“This isn’t just about one man,” said Dr. Lisa Harmon, a public health expert. “When leaders in D.C. start dropping from heat-related illness, it’s a clear sign we need better infrastructure, policies, and awareness. No one is immune to this crisis.”

Progressive commentator Sawyer Hackett echoed the sentiment online: “Chuck Schumer collapsing from heat during a workout while D.C. roasts under record-breaking temperatures should be the moment Congress wakes up. Climate change isn’t theoretical — it’s a health emergency.”

But not everyone offered sympathy. Some far-right commentators took a jab at Schumer’s age and fitness, while conspiracy theorists online — as always — spread baseless speculation about vaccines, “shadow government agendas,” and other misinformation.

Others made more biting remarks. One viral post read: “Chuck Schumer down from dehydration. Must be hard sweating over Biden’s polling numbers.”

Still, inside the halls of Congress, the mood was somber. Several Democratic colleagues privately told reporters they were “shaken” by the news, particularly as Schumer has long been known as a tireless workhorse who rarely takes time off.

Rep. Alexandria Ocasio-Cortez called the episode a “warning sign.” “We all push ourselves hard, especially in public service, but this should be a wake-up call. Rest, hydration, and caution in this heat — that goes for everyone, even us.”

Schumer, who was first elected to the Senate in 1998 and served as Majority Leader before Republicans regained control, has not commented publicly on the incident. However, his staff confirmed he resumed his duties later the same day and is expected to maintain a light schedule for the remainder of the week.

As the summer heat intensifies, attention now turns to how Congress will respond — not just with cooling centers and emergency protocols, but with longer-term action on climate resilience.

Until then, the Capitol is watching its steps a little more closely — and keeping water bottles close at hand.