Yes, WhatsApp, Facebook and Instagram are apparently facing loading issues around the globe.
According to reports WhatsApp, Facebook, and Instagram are down for at least an hour for users across the world.
As we all know Facebook WhatsApp and Instagram applications are owned by the parent company Facebook.
The worst outage in Facebook history occurred in March 2019 and lasted hours. In response, Facebook said it was caused by a cyber-attack that flooded a target service with traffic.
Down Detector, a website that monitors app crashes in real-time from around the world, showed more than 4,000 users reporting problems with WhatsApp from around the world.
However, Facebook is yet to comment on the current outage.
Nevertheless, WhatsApp acknowledged the outage and said that they are “We’re aware that some people are experiencing issues with WhatsApp at the moment. We’re working to get things back to normal and will send an update here as soon as possible.”

As you can clearly see in the quick spike in the number of cases for all of the 3 applications.

Monitor the real-time status of the Whatapp: https://downdetector.com/status/whatsapp/

Monitor the real-time status of the Facebook: https://downdetector.com/status/facebook/

Monitor the real-time status of the Instagram: https://downdetector.com/status/instagram/
Is Facebook down currently?
Yes, when you try to load the Facebook app from your mobile phone you will see the following screen.

At the time of writing this article, all three Facebook, WhatsApp, and Instagram are still unavailable.
Until the applications work again, users can look into alternate methods of messaging such as Signal or Telegram.