Yes, it is completely safe for all ages for extended periods of time.

是的，本产品适用于任何年龄段人群。

youdao

A majority of Americans feel libraries are doing a good job of providing a safe place for people to hang out or spend time as well as opening up educational opportunities for people of all ages.

大多数美国人认为，在为人们提供闲逛或消遣的安全场所，以及为各个年龄段的人们提供教育机会方面，图书馆做得很好。

youdao

A majority of Americans feel libraries are doing a good job of providing a safe place for people to hang out or spend time as well as opening up educational opportunities for people of all ages.

大多数美国人认为，图书馆在为人们提供闲逛或消遣的安全场所，以及为各个年龄段的人们提供教育机会方面做得很好。

youdao

"It has been clear for a long time that the medical and scientific community think this should be fully over the counter and is safe for women of all ages to use, " said Dr. Susan Wood, who resigned as FDA's women's health chief in 2005 to protest Bush administration foot-dragging over Plan B.

WSJ: NY judge makes morning-after pill available to all

More to the point, studies have repeatedly shown that emergency contraception is safe for use by women of all ages, including teens.

CNN: Morning-after pill a boon for women

The vast network of national parks and wildlife sanctuaries in Belize provides a safe haven for wildlife that delights animal-lovers of all ages.

BBC: Family fun in Belize