Articles With Names of Symptoms and Diseases

Because most symptom names are countable, they usually require an article (a, an, the) or another determiner to identify or quantify the noun.

A Complete Guide to Using Commas with Adverbs

We will discuss when to use and when to avoid a comma before or after a regular adverb, a sentence adverb, an adverbial clause, and an adverbial phrase.

Congratulate Someone on/for Something

We congratulate someone on something, not "for something". However, you can "congratulate someone for doing something".