[new121]

pawn Код:

public OnPlayerTakeDamage(playerid, issuerid, Float: amount, weaponid)
{
    if(issuerid != INVALID_PLAYER_ID) { //Remove this if statement if you want EVERYTHING to do no damage (falls, explosions, ect still will)
        GivePlayerHealth( playerid, amount );
    }
    return true;
}

credits to 2KY for making it