1. Kindly check whether the (Player Management) script is attached or not to the player for the Health.
2. You can check the direction of the parents. The direction of the child and parents is different.
3. For Teleport, you have to attach the script.
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class Teleportation : MonoBehaviour
{
public Transform Player;
public void TeleportPlayer()
{
Player.position = new Vector3(transform.position.x, Player.position.y, transform.position.z);
}
}