People who use humor to cope with life's challenges have more robust immune systems and are 40 percent less likely to have a stroke or heart attack. (theweek.com)
They had to have very robust immune systems to survive, and transfer of antibodies and cells through their milk probably contributed greatly to the survival of royal babies. (sciencedaily.com)
According to Ines Lesniak, such variation in parasite species prevalence can be explained by the more robust immune system of older wolves. (sciencedaily.com)