Symptoms of pneumonia not caused by bacteria may come on gradually and are often not as bad or as obvious as symptoms of bacterial pneumonia. Many people don't know that they have nonbacterial pneumonia, because they don't feel sick. But symptoms may include: Fever.
Being exposed to too many UV rays has been linked to these negative health effects: 1  sunburns. 2  premature skin aging. 3  skin cancer. 4  eye damage. 5  weakening of the immune system.
What is the effect of longer exposure to ultraviolet light? Prolonged exposure to ultraviolet light can have a number of  effects on bacteria. For example, the exposure can lead to  mutations in the bacteria's DNA or complete eradicaâ¦tion of the  bacteria, giving UV light antibacterial properties.