hi welcome to HCM.follow some simple tips.
-drink 8 to 10 glasses of water daily.
-take proper and good amount of sleep.
-take well balanced diet includes more vegetables and fruits
-do not eat junk food and more oily items
-do not smoke and drink alcohol
-make yourself stress
free and feel yours happy
-eat diet rich in vitamin k,it helps to reduce dark circles
-drink more of fresh fruit juice.