# 量消耗有限,生理勞累感不足,也會失眠。建議參加各類活動、學習樂器、外語,不僅可以動腦、改善睡眠,還能預防失智。——《大腦營養學全書》
×
Sign in
Email
Password
Forgot password
or
By clicking below, you agree to our
terms of service
.
Sign in via Facebook
Sign in via Twitter
Sign in via GitHub
Sign in via Dropbox
Sign in with Wallet
Wallet (
)
Connect another wallet
New to HackMD?
Sign up