Yamato would most likely be very concerned. He might quickly assess the situation to see if there is an immediate external threat causing Naruto's panic. Then, he would start by getting Naruto to a safe and quiet place. He would sit down with Naruto and talk to him in a low, soothing tone, asking Naruto to focus on his voice. He would remind Naruto of all his past achievements and how strong he is, trying to boost Naruto's confidence and calm him down.
Yamato, being a skilled ninja, might use his knowledge of chakra to help Naruto. He could try to sense if there are any disruptions in Naruto's chakra flow and use his own chakra to stabilize it, while at the same time reassuring Naruto verbally. He would probably tell Naruto stories of his own past struggles to make Naruto feel less alone in his panic.
Yamato might first try to use his calm and steady presence to soothe Naruto. He could place a hand on Naruto's shoulder and speak in a gentle voice, telling him to take deep breaths.
Yamato might first be a bit shocked. But then he'd probably try to calm Naruto down. He could use his wood - style jutsu to create a peaceful environment, like making a small forest around them to soothe Naruto.
In this fanfiction, Naruto's panic attack might be caused by the pressure he feels. He has so many responsibilities, like protecting the village and his friends. Yamato might be a trigger because Naruto doesn't want to show weakness in front of him, but the stress gets to be too much.
One possible reason could be a sudden encounter with a powerful and unknown enemy. Naruto might feel the pressure of protecting his friends and the village, which could trigger a panic attack. Another reason could be some sort of trauma from his past resurfacing. For example, memories of losing his loved ones or difficult battles.
Sakura would likely be very concerned. She's a medical ninja, so she'd first check Naruto's physical condition to make sure there's no underlying medical issue causing the panic attack. Then, she'd try to calm him down by speaking softly and reassuringly, reminding him of all the times he's overcome difficulties.
One possible trigger could be the memory of losing Sasuke. Sasuke's departure has always been a huge emotional blow to Naruto. Every time he recalls the moment when Sasuke left the village, it might stir up intense feelings of helplessness and fear of losing his friend forever, leading to a panic attack.
Naruto might use his training in self - control. He's had a lot of training throughout his life. He could focus on his breathing, like he does when he's about to use a powerful jutsu. By centering himself and pushing away the negative thoughts, he could overcome the panic attack. Also, thinking about his ninja way, which is about never giving up, could give him the motivation to snap out of it.
Finding a particular 'naruto has panic attack fanfiction' can be a bit tricky. One way is to join Naruto - related fan groups on social media platforms like Facebook or Reddit. Post a request asking for fanfictions where Naruto has a panic attack. Fans in those groups are usually very helpful and might be able to point you to some great stories.
One common theme could be the aftermath of a particularly harrowing battle. Naruto might experience a panic attack due to the trauma of seeing friends in danger or nearly losing his own life. Another theme could be related to his past, like memories of being alone as a child resurfacing and triggering panic.
Yamato might show his concern by constantly checking on Naruto's condition. He could be seen sitting by Naruto's bedside, feeling his forehead for fever regularly.
In some 'Naruto panic attack fanfiction', Naruto might have a panic attack when he discovers a dark secret about his family. This could be a shock that throws him into a state of panic. Or perhaps he has a panic attack when he's separated from his team in a dangerous and unfamiliar place. It's also possible that a panic attack occurs when he faces a powerful jutsu that he has no idea how to counter and it makes him feel completely helpless.