The answer would be nodding.
First class lever refer to a lever on which the resistance exist in one one side of the fulcrum and an effort is made on the other side you can't get a reaction unless something else causes a reaction.
Saliva, blood, having Intercourse with some with HIV
Answer:
Explanation:
Listening to music during exercise could lead to a better workout, scientists say. ... Listening to music while exercising can release feel-good chemicals in the brain — such as dopamine and opioids — that may boost your mood, dull pain and make you less tired, scientists say.
Bipolar depression is depression with mood swings that you can't control. It's almost like having multiple personalities and you cant control which one comes out at what time. It's very hard to live with but there are medications to help cope with this.