Is taking is toll on my mental well being.

丹：服用会损害我的心理健康。

At stake are tens of billions of dollars and Japan's national pride but for athletes a lifetime of dedication hangs in balance as does their mental well being.

这关系到数百亿美元（的投资）和日本的民族自豪感，但对运动员来说，一生的奉献和他们的心理健康都是至关重要的。