The temperature dropped sharply. What reliable daily eating habits can you share? When you are old, you should also start to work hard!
I think it's better to eat breakfast, have a full lunch and eat less dinner, but if possible, you can eat some beef and mutton at noon to supplement calories and eat cold-resistant fruits and vegetables. Supplementing all kinds of nutrition is the most important, but you must not overdo it. You should also pay attention to exercise to avoid catching a cold.