Hot flashes and nausea are most commonly caused by hormonal imbalances in the body, most notably, by sex hormones. For women, a decrease in estrogen is often to blame, whereas in men, testosterone deficiency can create the problem. Sometimes, the symptoms occur for reasons not related to those hormones at all.
If you have a cold, youâll probably experience symptoms such as: 1  runny or stuffy nose. 2  sore throat. 3  sneezing. 4  mild-to-moderate fever. 5  cough. 6  headache or body aches. 7  mild tiredness.
How to Tell the Difference Between a Cold and the Flu. The cold and flu are both respiratory illnesses, but they are caused by different types of viruses. Flu symptoms. usually come on quickly (within 3-6 hours) and consist of a fever, body aches, dry cough, and extreme. tiredness. Cold symptoms are less severe and people experience a stuffy nose, productive cough, slight.