I am in favour of exercise, but it's never a good idea to exercise too close to bedtime.

我赞成锻炼，但临睡前锻炼并不好。

youdao

Although regular exercise is very important, it's never a good idea to exercise too close to bedtime.

虽然有规律的锻炼很重要，但是在睡前锻炼绝对不是一个好主意。

youdao

But don't exercise too close to bedtime; stop four hours before lights out.

不要在睡觉前锻炼。睡觉前4小时停止锻炼。

youdao

Try not to nap too close to bedtime or for more than 90 minutes.

CNN: Sleep tips for the road-weary

Exercise can help you sleep better at night, but not if you start too close to bedtime.

FORBES: 4 Ways To Sleep Better And Be Thinner

The National Sleep Foundation's 2013 Sleep in America poll, the task force of which was headed by Dr. Hirshkowitz, showed that exercise at any time of day, even close to bedtime, appears to be good for sleep.

WSJ: When It's Worth It to Skip a Workout and Sleep