<span class="caption">Adenoviruses are common in children, causing infections such as mild colds and pinkeye.</span> <span class="attribution"><a class="link " href="https://www.shutterstock.com/image-illustration/virus-cells-adenovirus-family-icosahedral-shape-1532059790" rel="nofollow noopener" target="_blank" data-ylk="slk:Christoph Burgstedt/ Shutterstock">Christoph Burgstedt/ Shutterstock</a></span>