Ever been exploring the depths of San Andreas in GTA Online, only to frantically run out of breath and get that dreaded 'Wasted' screen? Building your Lung Capacity is key, and I've spent a lot of time figuring out the best ways to do it! The primary way to increase your character's lung capacity in GTA Online is simply by swimming underwater. The more time you spend submerged, the faster it increases. I found that just swimming around the coast, especially near sandy shores or the piers, is a great low-risk way to train. Don't worry about getting 'Wasted' too much early on; every second counts! To really grind it out, I often head to areas like Paleto Bay or the Alamo Sea. The water is often shallower there, making it easier to resurface quickly if you misjudge your oxygen. I try to stay underwater for as long as possible, usually around the 35 to 55 seconds mark before my oxygen bar starts depleting rapidly. Once it's almost gone, I pop up for air and dive right back down. It might seem tedious, but trust me, a maxed out lung capacity makes a huge difference for those deeper dives. Now, for a more advanced trick I learned – and it's a real game-changer if you're in a pinch – the character switch method. If you're playing as Franklin, Trevor, or Michael in Story Mode, and you're about to suffocate underwater, instantly switching to another character (and then back if needed) completely refills your oxygen bar! It’s like magic! This can extend your underwater time indefinitely, allowing you to explore shipwrecks or retrieve submerged items without constant surfacing. I've used this to tackle some of the longest underwater challenges without a single breath taken, just like when Franklin broke those records! Beyond just training, remember to utilize other in-game items. Rebreathers are a lifesaver for extended underwater missions – you can buy them from Ammu-Nation or get them during certain heists. There’s also scuba gear, which usually comes with specific vehicles or missions. For serious exploration, investing in an aquatic vehicle like the Stromberg or the Kraken submersible is a must, as they offer unlimited underwater time. One thing to watch out for, as the game warns, is getting knocked out underwater. If you're attacked by sharks or another player, even with full lung capacity, you'll still get 'Wasted' and sink. So, while you can 'breath the longest', always be aware of your surroundings, especially in populated areas or shark-infested waters. My advice? Scout first, then dive deep! Mastering underwater survival in GTA Online really opens up a new dimension of exploration and mission possibilities. Whether it's training your lung capacity naturally, using the character switch trick, or employing specialized gear, these tips will definitely help you avoid that frustrating 'Wasted' screen and become a true underwater explorer!