Earlier quoted context omitted.
> However, I don't know if it's healthy to consume them too often. Frozen meals tend to have very high levels of salt in them. They also have poor quality ingredients, so are not as nutritional as you think. If you must live on frozen meals, try making them in large quantities yourself over a weekend, and freeze them. Most basic 'meat & vegetables' meals can be frozen and re-heated.
Is salt still considered bad for you?
It is generally thought that we eat way more salt than is considered healthy. Too much salt increases the risk of high blood pressure, cardiovascular diseases, and kidney failure.
The Dutch government — to cite just one example — states that 80% of people in the Netherlands eat too much salt¹; i.e., more than 6 grammes per day, and lists the health issues mentioned above.
Conversely, eating too little salt is quire rare nowadays due to the high amount of salt in store bought products.
1: https://www.voedingscentrum.nl/encyclopedie/zout-en-natrium....