Understanding human factors of aging can lead to computer designs that will facilitate access by older adult users.

a$)$ Figure $1$ shows the web site of National Institutes for Health. Discuss how its design can facilitate the elderly.

b$)$ What are the issues that needed to be considered when designing for senior citizens?

$(5$ marks$)$

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NIHSeniorHealth

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Welcome to NIHSeniorHealth. This easy$-$to$-$use website features basic health and wellness information for older adults from the National Institutes of Health. Use the buttons at the top of each page to make the text bigger, change text color, or hear the text read aloud.

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Figure $1$