Kudlow had joined Trump at the contentious G-7 at the end of last week.
Larry Kudlow was taken to a Washington-area hospital, Mr. Trump announced on Twitter.
Oil falls on concerns over rising supply, weaker demand
West Texas Intermediate's losses were less severe: the benchmark ended its session 21 cents lower at $65.74 per barrel. In the United States , output has risen by nearly a third in the last two years, to a us record of 10.8 million bpd.
Kudlow appeared on television afterward saying Trudeau was "polarizing" and "really kind of stabbed us in the back".
A longtime TV personality, Kudlow, 70, succeeded former Goldman Sachs president Gary Cohn who quit Trump's team in March in protest at the decision to slap steep U.S. tariffs on imported steel and aluminum.
Later, White House spokeswoman Sarah Sanders, who was traveling with the president, issued a statement that said Kudlow's doctors said he had a "very mild heart attack". He previously worked as a host on CNBC, and before that as a banker and economic adviser in the Reagan administration.
Kudlow has been married to his third wife, Judy Pond, since 1986. Before joining the White House, he had vehementlyopposed the protectionist trade agenda that Trump promoted, but he became a forceful advocate for Trump's policies since joining the administration.
Kudlow, a wry and upbeat speaker, has also adopted some of Trump's hard-line rhetoric while working inside the West Wing. His recovery has always been a source of pride for him and his friends, contributing to his optimistic outlook.
The prime minister had played down divisions between the United States and the six other members of the G-7. Justin Trudeau may be the annoying, youthful avatar of chic progressivism - but he's not our adversary.
Ariana Grande is tweeting about how happy and in love she is after news broke that she is engaged to Pete Davidson . They went public with their relationship with a Harry Potter-inspired social media post on May 30.
Amazon says that should include "hundreds" of items within the store, but obviously your experience is going to be more local. Gallo, the president and chief operating officer at Whole Foods Market said.
We did our work. "I'm very pleased we came together on an ambitious joint communiqué at the end of this Charlevoix summit". Well, what he said over the weekend is exactly what he's been saying since the US -imposed tariffs on aluminum and steel.
The section also bans apps and any third-party ads from running "unrelated background processes, such as cryptocurrency mining ". Apple has a clear message for cryptocurrency enthusiasts: Don't mine it on our devices.
Trump has already kick-started an investigation into auto imports , which could result in tariffs on foreign vehicles. Mrs May paid tribute to Canadian PM Justin Trudeau's leadership at the summit in the face of Mr Trump's criticisms.
E3 2018 coverage at Giant Bomb : Still more commentary and news from E3, from our colleagues at Giant Bomb. As the player ads or removes starship chassis, weapons or pilots, their in-game ship will change, too.
The key objective for the USA will be to successfully negotiate the denuclearization of the Korean Peninsula. Last week, Rodman said he would "give whatever support is needed" to his "friends" Trump and Kim.
After lots of speculation that the new "B" stood for "breakfast", the chain has announced that "B" stands for " burgers ". With this move, IHOP follows a recent trend of restaurant chains tapping into markets outside of their specialties.
Fans immediately expressed their disapproval over the sound effects, but Eminem denied ever using gunshot effects in any show . In one video taken during the performance, a fan drops their phone as soon as a loud noise is heard.
Robert De Niro Says 'F--k Trump' at 2018 Tony Awards
And, after the f-bombs at the Tonys on Sunday night, it looks like De Niro is staying true to his word about speaking out. Former White House Press Secretary Sean Spicer on actor Robert De Niro's comments on President Trump at the Tony Awards.
Burger joints start social "beef" with "IHOB"
IHOP's same-restaurant sales - or sales at locations open at least a year - declined 1.9 percent in its most recent fiscal year. In fact, most people felt like the "b" was probably going to stand for " breakfast ", which would have made a lot of sense.
Nadal, Thiem ready for tough final showdown
After holding there, Nadal broke del Potro to take that set and was on his way, taking 14 of the past 17 games. He appeared to be in near peak form against del Potro - once the all important first set went in his favor.
Net Neutrality Is Officially Dead. Here's What's Next
After all, the rules on net neutrality have changed multiple times already - six times in the last 10 years, in fact. And while net neutrality is polarizing, it is an example of a regulation that both companies and consumers agree on.
Egypt frees 32 Ethiopian prisoners during PM's visit
When President Sisi took office in 2014, he showed understanding of Ethiopia's aspiration for development through the new dam. Diplomatic tensions between Egypt and Ethiopia have seen on the rise since the dam project started in 2011.
Elon Musk's Boring Company flamethrowers sell like hot cakes
The Boring Company is a tunnel construction business founded in 2016 to provide the infrastructure for an underground Hyperloop. The devices - priced at $500 - generated $10 million in sales for the company during its pre-sales earlier this year.
US sanctions Russians over military, intelligence hacking
The sanctions freeze any assets that those targeted may have in USA jurisdictions and bar Americans from doing business with them. Hacks in the runup to the U.S. presidential election in 2016 are also linked to Russian Federation .
The most exciting games from Square Enix's E3 showcase
The video talks us through the new additions to Just Cause 4 , the most prominent of these being the extreme weather system. Being published by Square Enix , Babylon's Fall is heading for PC and PlayStation 4 sometime in 2019.