© DBMR, Universität Bern, D. Brigger

The older a person gets, the more susceptible they are to disease. Relatively few people are fortunate enough to be able to stay healthy and fit into old age. In general, frailty and weakened immune systems go hand in hand with aging. As the function of the immune system diminishes with age, people also have a noticeably higher risk of infection as they grow older. This can be seen every year during waves of influenza and also more recently during the corona pandemic.

Moreover, immune systems of the elderly no longer respond to vaccinations as optimally as before. As a consequence, the elderly are considered the main risk group when it comes to infection and also have the highest mortality rates. Apart from this, muscle strength also declines with age along with the quality of life.

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About the author

Author profile picture Petra Wiesmayer is a journalist and author who has conducted countless interviews with high-profile individuals and researched and written general entertainment, motorsports, and science articles for international publications. She is fascinated by technology that could shape the future of mankind and enjoys reading and writing about it.As an avid science fiction fan she is fascinated by technology that could shape the future of mankind and enjoys reading and writing about it.