In a systematic review with a meta-analysis, researchers combine the results of each the individual studies to create a larger sample

answer: tell your parents first, and wait another couple of days. if it gets any worse, then you should call and ask. and you can always take pain meds if need be.

explanation:

explanation:

1)drink water

2)try concentrating on what u r doing to distract urself from the headache and manipulate ur brain

3)go to sleep.its an easier yet time consuming way

4) massage ur temple and head

answer:

there is no cure for hiv, although antiretroviral treatment can control the virus, meaning that people with hiv can live long and healthy lives. most research is looking for a functional cure where hiv is reduced to undetectable and harmless levels in the body permanently, but some residual virus may remain. most commonly hiv-antivirals are taken also known as nucleoside/nucleotide reverse transcriptase inhibitors (nrti's).