Are you taking any anti-coagulants, such as a daily aspirin? These can often cause spontaneous bruising which - if the anti-coagulant treatment continues - can take weeks to clear up.
Nothing really. Elderly is a polite way to say an old person i.e a 70year old. Old is slightly ruder and is also used to describe objects rather than people.
A situational irony in The Curious Case of Benjamin Button is that Benjamin is born as an old man and ages in reverse. This is ironic because it goes against the natural order of life where people are born as infants and age progressively.
Halley's Comet is a periodic comet that orbits the sun roughly every 76 years. Its next expected appearance to the naked eye is in 2061. Viewing opportunities will depend on the comet's position in the sky and local weather conditions at the time of its return.
age is only a number, some feel old at 35, some 70year-olds look and act like 35, some people will always be young at heart. maybe some people at 50 think they are middle aged. there are 15year-olds going on 40 etc...